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Finding the Fourth Proportional to 63.32, 94.96 and 29.08

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Solution

The fourth proportional to 63.32, 94.96 and 29.08 is: 43.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.32 : 94.96 = 29.08 : x
  2. Step 2: Convert to fraction form
    63.32/94.96 = 29.08/x
  3. Step 3: Cross multiply
    63.32x = 94.96 × 29.08
  4. Step 4: Simplify right side
    63.32x = 2,761.13
  5. Step 5: Solve for x
    x = 2,761.13/63.32
  6. Step 6: Final answer
    x = 43.60

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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.