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Finding the Fourth Proportional to 232.76, 348.83 and 110.86

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Solution

The fourth proportional to 232.76, 348.83 and 110.86 is: 166.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.76 : 348.83 = 110.86 : x
  2. Step 2: Convert to fraction form
    232.76/348.83 = 110.86/x
  3. Step 3: Cross multiply
    232.76x = 348.83 × 110.86
  4. Step 4: Simplify right side
    232.76x = 38,670.28
  5. Step 5: Solve for x
    x = 38,670.28/232.76
  6. Step 6: Final answer
    x = 166.14

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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.