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Finding the Fourth Proportional to 92.97, 139.45 and 24.49

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Solution

The fourth proportional to 92.97, 139.45 and 24.49 is: 36.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.97 : 139.45 = 24.49 : x
  2. Step 2: Convert to fraction form
    92.97/139.45 = 24.49/x
  3. Step 3: Cross multiply
    92.97x = 139.45 × 24.49
  4. Step 4: Simplify right side
    92.97x = 3,415.13
  5. Step 5: Solve for x
    x = 3,415.13/92.97
  6. Step 6: Final answer
    x = 36.73

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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.