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Finding the Fourth Proportional to 169.65, 234.10 and 95.98

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Solution

The fourth proportional to 169.65, 234.10 and 95.98 is: 132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.65 : 234.10 = 95.98 : x
  2. Step 2: Convert to fraction form
    169.65/234.10 = 95.98/x
  3. Step 3: Cross multiply
    169.65x = 234.10 × 95.98
  4. Step 4: Simplify right side
    169.65x = 22,468.09
  5. Step 5: Solve for x
    x = 22,468.09/169.65
  6. Step 6: Final answer
    x = 132.44

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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.