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Finding the Fourth Proportional to 132.04, 197.88 and 63.55

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Solution

The fourth proportional to 132.04, 197.88 and 63.55 is: 95.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.04 : 197.88 = 63.55 : x
  2. Step 2: Convert to fraction form
    132.04/197.88 = 63.55/x
  3. Step 3: Cross multiply
    132.04x = 197.88 × 63.55
  4. Step 4: Simplify right side
    132.04x = 12,575.27
  5. Step 5: Solve for x
    x = 12,575.27/132.04
  6. Step 6: Final answer
    x = 95.24

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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.