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Finding the Fourth Proportional to 232.62, 321.01 and 134.37

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Solution

The fourth proportional to 232.62, 321.01 and 134.37 is: 185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.62 : 321.01 = 134.37 : x
  2. Step 2: Convert to fraction form
    232.62/321.01 = 134.37/x
  3. Step 3: Cross multiply
    232.62x = 321.01 × 134.37
  4. Step 4: Simplify right side
    232.62x = 43,133.78
  5. Step 5: Solve for x
    x = 43,133.78/232.62
  6. Step 6: Final answer
    x = 185.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.