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Finding the Fourth Proportional to 232.30, 348.72 and 124.06

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Solution

The fourth proportional to 232.30, 348.72 and 124.06 is: 186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.30 : 348.72 = 124.06 : x
  2. Step 2: Convert to fraction form
    232.30/348.72 = 124.06/x
  3. Step 3: Cross multiply
    232.30x = 348.72 × 124.06
  4. Step 4: Simplify right side
    232.30x = 43,262.20
  5. Step 5: Solve for x
    x = 43,262.20/232.30
  6. Step 6: Final answer
    x = 186.23

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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.