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Finding the Fourth Proportional to 94.73, 141.94 and 36.88

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Solution

The fourth proportional to 94.73, 141.94 and 36.88 is: 55.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.73 : 141.94 = 36.88 : x
  2. Step 2: Convert to fraction form
    94.73/141.94 = 36.88/x
  3. Step 3: Cross multiply
    94.73x = 141.94 × 36.88
  4. Step 4: Simplify right side
    94.73x = 5,234.30
  5. Step 5: Solve for x
    x = 5,234.30/94.73
  6. Step 6: Final answer
    x = 55.26

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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.