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Finding the Fourth Proportional to 232.01, 320.08 and 133.71

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Solution

The fourth proportional to 232.01, 320.08 and 133.71 is: 184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.01 : 320.08 = 133.71 : x
  2. Step 2: Convert to fraction form
    232.01/320.08 = 133.71/x
  3. Step 3: Cross multiply
    232.01x = 320.08 × 133.71
  4. Step 4: Simplify right side
    232.01x = 42,797.56
  5. Step 5: Solve for x
    x = 42,797.56/232.01
  6. Step 6: Final answer
    x = 184.46

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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.