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Finding the Fourth Proportional to 232.72, 348.99 and 102.73

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Solution

The fourth proportional to 232.72, 348.99 and 102.73 is: 154.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.72 : 348.99 = 102.73 : x
  2. Step 2: Convert to fraction form
    232.72/348.99 = 102.73/x
  3. Step 3: Cross multiply
    232.72x = 348.99 × 102.73
  4. Step 4: Simplify right side
    232.72x = 35,851.74
  5. Step 5: Solve for x
    x = 35,851.74/232.72
  6. Step 6: Final answer
    x = 154.06

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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.