Finding the Fourth Proportional to 137,545.55, 206,250.28 and 48,785.75
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Solution
The fourth proportional to 137,545.55, 206,250.28 and 48,785.75 is: 73,154.48
Step by Step Solution
- Step 1: Write the proportion equation
137,545.55 : 206,250.28 = 48,785.75 : x - Step 2: Convert to fraction form
137,545.55/206,250.28 = 48,785.75/x - Step 3: Cross multiply
137,545.55x = 206,250.28 × 48,785.75 - Step 4: Simplify right side
137,545.55x = 10,062,073,444.29 - Step 5: Solve for x
x = 10,062,073,444.29/137,545.55 - Step 6: Final answer
x = 73,154.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.