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Finding the Fourth Proportional to 125,197.97, 187,827.75 and 36,452.30

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Solution

The fourth proportional to 125,197.97, 187,827.75 and 36,452.30 is: 54,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,197.97 : 187,827.75 = 36,452.30 : x
  2. Step 2: Convert to fraction form
    125,197.97/187,827.75 = 36,452.30/x
  3. Step 3: Cross multiply
    125,197.97x = 187,827.75 × 36,452.30
  4. Step 4: Simplify right side
    125,197.97x = 6,846,752,552.19
  5. Step 5: Solve for x
    x = 6,846,752,552.19/125,197.97
  6. Step 6: Final answer
    x = 54,687.41

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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.