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Finding the Fourth Proportional to 232.18, 348.35 and 110.43

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Solution

The fourth proportional to 232.18, 348.35 and 110.43 is: 165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.18 : 348.35 = 110.43 : x
  2. Step 2: Convert to fraction form
    232.18/348.35 = 110.43/x
  3. Step 3: Cross multiply
    232.18x = 348.35 × 110.43
  4. Step 4: Simplify right side
    232.18x = 38,468.36
  5. Step 5: Solve for x
    x = 38,468.36/232.18
  6. Step 6: Final answer
    x = 165.68

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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.