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Finding the Fourth Proportional to 234.08, 350.28 and 165.68

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Solution

The fourth proportional to 234.08, 350.28 and 165.68 is: 247.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.08 : 350.28 = 165.68 : x
  2. Step 2: Convert to fraction form
    234.08/350.28 = 165.68/x
  3. Step 3: Cross multiply
    234.08x = 350.28 × 165.68
  4. Step 4: Simplify right side
    234.08x = 58,034.39
  5. Step 5: Solve for x
    x = 58,034.39/234.08
  6. Step 6: Final answer
    x = 247.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.