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Finding the Fourth Proportional to 63.52, 95.41 and 37.89

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Solution

The fourth proportional to 63.52, 95.41 and 37.89 is: 56.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.52 : 95.41 = 37.89 : x
  2. Step 2: Convert to fraction form
    63.52/95.41 = 37.89/x
  3. Step 3: Cross multiply
    63.52x = 95.41 × 37.89
  4. Step 4: Simplify right side
    63.52x = 3,614.98
  5. Step 5: Solve for x
    x = 3,614.98/63.52
  6. Step 6: Final answer
    x = 56.91

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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.