Finding the Fourth Proportional to 207,377.29, 286,177.49 and 116,732.98
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Solution
The fourth proportional to 207,377.29, 286,177.49 and 116,732.98 is: 161,089.72
Step by Step Solution
- Step 1: Write the proportion equation
207,377.29 : 286,177.49 = 116,732.98 : x - Step 2: Convert to fraction form
207,377.29/286,177.49 = 116,732.98/x - Step 3: Cross multiply
207,377.29x = 286,177.49 × 116,732.98 - Step 4: Simplify right side
207,377.29x = 33,406,350,793.01 - Step 5: Solve for x
x = 33,406,350,793.01/207,377.29 - Step 6: Final answer
x = 161,089.72
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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.