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Finding the Fourth Proportional to 63.34, 94.95 and 29.11

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Solution

The fourth proportional to 63.34, 94.95 and 29.11 is: 43.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.34 : 94.95 = 29.11 : x
  2. Step 2: Convert to fraction form
    63.34/94.95 = 29.11/x
  3. Step 3: Cross multiply
    63.34x = 94.95 × 29.11
  4. Step 4: Simplify right side
    63.34x = 2,763.99
  5. Step 5: Solve for x
    x = 2,763.99/63.34
  6. Step 6: Final answer
    x = 43.64

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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.