Finding the Fourth Proportional to 125,153.57, 187,599.13 and 58,537.55
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Solution
The fourth proportional to 125,153.57, 187,599.13 and 58,537.55 is: 87,744.95
Step by Step Solution
- Step 1: Write the proportion equation
125,153.57 : 187,599.13 = 58,537.55 : x - Step 2: Convert to fraction form
125,153.57/187,599.13 = 58,537.55/x - Step 3: Cross multiply
125,153.57x = 187,599.13 × 58,537.55 - Step 4: Simplify right side
125,153.57x = 10,981,592,884.38 - Step 5: Solve for x
x = 10,981,592,884.38/125,153.57 - Step 6: Final answer
x = 87,744.95
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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.