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Finding the Fourth Proportional to 63.52, 95.63 and 58.14

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Solution

The fourth proportional to 63.52, 95.63 and 58.14 is: 87.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.52 : 95.63 = 58.14 : x
  2. Step 2: Convert to fraction form
    63.52/95.63 = 58.14/x
  3. Step 3: Cross multiply
    63.52x = 95.63 × 58.14
  4. Step 4: Simplify right side
    63.52x = 5,559.86
  5. Step 5: Solve for x
    x = 5,559.86/63.52
  6. Step 6: Final answer
    x = 87.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.