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Finding the Fourth Proportional to 232.57, 348.71 and 102.53

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Solution

The fourth proportional to 232.57, 348.71 and 102.53 is: 153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.57 : 348.71 = 102.53 : x
  2. Step 2: Convert to fraction form
    232.57/348.71 = 102.53/x
  3. Step 3: Cross multiply
    232.57x = 348.71 × 102.53
  4. Step 4: Simplify right side
    232.57x = 35,753.60
  5. Step 5: Solve for x
    x = 35,753.60/232.57
  6. Step 6: Final answer
    x = 153.73

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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.