Finding the Fourth Proportional to 237,269.64, 327,432.14 and 129,839.70
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Solution
The fourth proportional to 237,269.64, 327,432.14 and 129,839.70 is: 179,178.81
Step by Step Solution
- Step 1: Write the proportion equation
237,269.64 : 327,432.14 = 129,839.70 : x - Step 2: Convert to fraction form
237,269.64/327,432.14 = 129,839.70/x - Step 3: Cross multiply
237,269.64x = 327,432.14 × 129,839.70 - Step 4: Simplify right side
237,269.64x = 42,513,690,827.96 - Step 5: Solve for x
x = 42,513,690,827.96/237,269.64 - Step 6: Final answer
x = 179,178.81
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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.