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Finding the Fourth Proportional to 132.08, 197.95 and 62.66

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Solution

The fourth proportional to 132.08, 197.95 and 62.66 is: 93.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.08 : 197.95 = 62.66 : x
  2. Step 2: Convert to fraction form
    132.08/197.95 = 62.66/x
  3. Step 3: Cross multiply
    132.08x = 197.95 × 62.66
  4. Step 4: Simplify right side
    132.08x = 12,404.10
  5. Step 5: Solve for x
    x = 12,404.10/132.08
  6. Step 6: Final answer
    x = 93.92

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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.