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Finding the Fourth Proportional to 63.39, 95.12 and 41.73

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Solution

The fourth proportional to 63.39, 95.12 and 41.73 is: 62.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.39 : 95.12 = 41.73 : x
  2. Step 2: Convert to fraction form
    63.39/95.12 = 41.73/x
  3. Step 3: Cross multiply
    63.39x = 95.12 × 41.73
  4. Step 4: Simplify right side
    63.39x = 3,969.72
  5. Step 5: Solve for x
    x = 3,969.72/63.39
  6. Step 6: Final answer
    x = 62.63

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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.