Finding the Fourth Proportional to 237,542.55, 327,790.98 and 135,565.17
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Solution
The fourth proportional to 237,542.55, 327,790.98 and 135,565.17 is: 187,069.81
Step by Step Solution
- Step 1: Write the proportion equation
237,542.55 : 327,790.98 = 135,565.17 : x - Step 2: Convert to fraction form
237,542.55/327,790.98 = 135,565.17/x - Step 3: Cross multiply
237,542.55x = 327,790.98 × 135,565.17 - Step 4: Simplify right side
237,542.55x = 44,437,039,928.17 - Step 5: Solve for x
x = 44,437,039,928.17/237,542.55 - Step 6: Final answer
x = 187,069.81
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1.5x scale
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.