Finding the Fourth Proportional to 170,312,935.08, 235,031,944.88 and 91,996,489.00
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Solution
The fourth proportional to 170,312,935.08, 235,031,944.88 and 91,996,489.00 is: 126,955,205.84
Step by Step Solution
- Step 1: Write the proportion equation
170,312,935.08 : 235,031,944.88 = 91,996,489.00 : x - Step 2: Convert to fraction form
170,312,935.08/235,031,944.88 = 91,996,489.00/x - Step 3: Cross multiply
170,312,935.08x = 235,031,944.88 × 91,996,489.00 - Step 4: Simplify right side
170,312,935.08x = 21,622,113,730,753,964 - Step 5: Solve for x
x = 21,622,113,730,753,964/170,312,935.08 - Step 6: Final answer
x = 126,955,205.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.