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Finding the Fourth Proportional to 232.62, 348.91 and 88.33

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Solution

The fourth proportional to 232.62, 348.91 and 88.33 is: 132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.62 : 348.91 = 88.33 : x
  2. Step 2: Convert to fraction form
    232.62/348.91 = 88.33/x
  3. Step 3: Cross multiply
    232.62x = 348.91 × 88.33
  4. Step 4: Simplify right side
    232.62x = 30,819.22
  5. Step 5: Solve for x
    x = 30,819.22/232.62
  6. Step 6: Final answer
    x = 132.49

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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.