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Finding the Fourth Proportional to 125,042.52, 187,524.60 and 36,302.16

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Solution

The fourth proportional to 125,042.52, 187,524.60 and 36,302.16 is: 54,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,042.52 : 187,524.60 = 36,302.16 : x
  2. Step 2: Convert to fraction form
    125,042.52/187,524.60 = 36,302.16/x
  3. Step 3: Cross multiply
    125,042.52x = 187,524.60 × 36,302.16
  4. Step 4: Simplify right side
    125,042.52x = 6,807,548,033.14
  5. Step 5: Solve for x
    x = 6,807,548,033.14/125,042.52
  6. Step 6: Final answer
    x = 54,441.87

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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.