How the three financial statements connect
“Walk me through the three financial statements.”
It's often the first technical of the day. Interviewers aren't checking whether you can define each statement; they want to hear that you understand how a change in one ripples into the other two.
One business, three lenses: profit over a period, position on a date, and cash movement over a period, joined by net income and cash.
Three lenses on the same company
Picture a coffee shop. The income statement answers: over the last year, did we make money? Sales of lattes minus beans, wages and rent gives profit. It's a movie, covering a stretch of time.
The balance sheet answers: right now, what do we own, what do we owe, and what's left for the owners? Espresso machines and cash on one side; the bank loan and the owners' stake on the other. It's a photo, taken on one date, and the two sides always match, because everything the shop owns was paid for by someone: a lender or an owner.
The cash flow statement answers a question the other two can't: where did the cash actually go? Profit and cash drift apart all the time. A customer can owe you money, you can buy a machine you won't expense for years, you can borrow. This statement reconciles the two.
The three links
1. Net income → cash flow statement. The cash flow statement opens with net income, then corrects it for everything that wasn't cash: add back depreciation, subtract a rise in receivables, and so on.
2. Net income → retained earnings. Profit the company keeps (after any dividends) accumulates in retained earnings, inside shareholders' equity on the balance sheet.
3. Ending cash → balance sheet cash. The final line of the cash flow statement is the cash figure on the new balance sheet. That's how the photo gets updated from the movie.
Predict it: up, down, or the same?
- 1Income statement: $200 − $80 = $120 pre-tax; tax $30; net income +$90.
- 2Cash flow statement: net income +$90, nothing non-cash to adjust → cash +$90.
- 3Balance sheet: cash +$90 on the asset side; retained earnings +$90 on the other side.
When you answer out loud, spend one sentence per statement and save your best sentence for the links. The links are the part that separates a memorized answer from an understood one.
Say it like this
The income statement shows revenue, expenses and profit over a period. The balance sheet shows what the company owns, what it owes and the owners' equity at a single date, and the two sides always balance. The cash flow statement takes net income, adjusts it for non-cash items and changes in working capital, then adds investing and financing flows to show the change in cash. They connect because net income starts the cash flow statement and builds retained earnings, and the ending cash on the cash flow statement becomes cash on the balance sheet.
Traps to avoid
- ✕Listing what each statement contains but never saying how they connect. That's the whole point of the question.
- ✕Saying the cash flow statement starts with revenue or EBITDA. Under the standard indirect method it starts with net income.
- ✕Calling the balance sheet a summary of a period. It's a single date; the other two cover a period.
What they'll ask next
›If you could only have one statement, which would you pick?
Most bankers say the cash flow statement: it shows whether the business actually produces cash, which is what keeps it alive and what it's ultimately worth.
›If you had two, which two?
The income statement and balance sheet (two periods of it), because you can rebuild the cash flow statement from them: net income plus the changes in every balance sheet line.
›Can a profitable company run out of cash?
Yes. Fast growth can trap cash in receivables and inventory, and big debt maturities can come due regardless of profit. Profit is an opinion; cash is a fact.
Check yourself
Net income from the income statement flows directly into which two places?
Put it all together
Turn a year of real-world events into an income statement, a cash flow statement and a balance sheet that balances.