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Finding the Fourth Proportional to 169.62, 234.05 and 95.93

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Solution

The fourth proportional to 169.62, 234.05 and 95.93 is: 132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.62 : 234.05 = 95.93 : x
  2. Step 2: Convert to fraction form
    169.62/234.05 = 95.93/x
  3. Step 3: Cross multiply
    169.62x = 234.05 × 95.93
  4. Step 4: Simplify right side
    169.62x = 22,451.94
  5. Step 5: Solve for x
    x = 22,451.94/169.62
  6. Step 6: Final answer
    x = 132.37

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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.