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Finding the Fourth Proportional to 94.17, 141.10 and 63.62

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Solution

The fourth proportional to 94.17, 141.10 and 63.62 is: 95.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.17 : 141.10 = 63.62 : x
  2. Step 2: Convert to fraction form
    94.17/141.10 = 63.62/x
  3. Step 3: Cross multiply
    94.17x = 141.10 × 63.62
  4. Step 4: Simplify right side
    94.17x = 8,976.78
  5. Step 5: Solve for x
    x = 8,976.78/94.17
  6. Step 6: Final answer
    x = 95.33

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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.