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Finding the Fourth Proportional to 234.69, 326.11 and 232.16

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Solution

The fourth proportional to 234.69, 326.11 and 232.16 is: 322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.69 : 326.11 = 232.16 : x
  2. Step 2: Convert to fraction form
    234.69/326.11 = 232.16/x
  3. Step 3: Cross multiply
    234.69x = 326.11 × 232.16
  4. Step 4: Simplify right side
    234.69x = 75,709.70
  5. Step 5: Solve for x
    x = 75,709.70/234.69
  6. Step 6: Final answer
    x = 322.59

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.