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Finding the Fourth Proportional to 63.63, 95.36 and 29.39

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Solution

The fourth proportional to 63.63, 95.36 and 29.39 is: 44.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.63 : 95.36 = 29.39 : x
  2. Step 2: Convert to fraction form
    63.63/95.36 = 29.39/x
  3. Step 3: Cross multiply
    63.63x = 95.36 × 29.39
  4. Step 4: Simplify right side
    63.63x = 2,802.01
  5. Step 5: Solve for x
    x = 2,802.01/63.63
  6. Step 6: Final answer
    x = 44.04

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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.