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Finding the Fourth Proportional to 232.13, 348.27 and 69.83

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Solution

The fourth proportional to 232.13, 348.27 and 69.83 is: 104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.13 : 348.27 = 69.83 : x
  2. Step 2: Convert to fraction form
    232.13/348.27 = 69.83/x
  3. Step 3: Cross multiply
    232.13x = 348.27 × 69.83
  4. Step 4: Simplify right side
    232.13x = 24,319.00
  5. Step 5: Solve for x
    x = 24,319.00/232.13
  6. Step 6: Final answer
    x = 104.76

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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.