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Finding the Fourth Proportional to 63.52, 95.14 and 41.86

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Solution

The fourth proportional to 63.52, 95.14 and 41.86 is: 62.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.52 : 95.14 = 41.86 : x
  2. Step 2: Convert to fraction form
    63.52/95.14 = 41.86/x
  3. Step 3: Cross multiply
    63.52x = 95.14 × 41.86
  4. Step 4: Simplify right side
    63.52x = 3,982.56
  5. Step 5: Solve for x
    x = 3,982.56/63.52
  6. Step 6: Final answer
    x = 62.70

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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.