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Finding the Fourth Proportional to 364,932.82, 547,414.15 and 125,211.59

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Solution

The fourth proportional to 364,932.82, 547,414.15 and 125,211.59 is: 187,822.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,932.82 : 547,414.15 = 125,211.59 : x
  2. Step 2: Convert to fraction form
    364,932.82/547,414.15 = 125,211.59/x
  3. Step 3: Cross multiply
    364,932.82x = 547,414.15 × 125,211.59
  4. Step 4: Simplify right side
    364,932.82x = 68,542,593,372.93
  5. Step 5: Solve for x
    x = 68,542,593,372.93/364,932.82
  6. Step 6: Final answer
    x = 187,822.50

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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.