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Finding the Fourth Proportional to 234.11, 351.08 and 110.67

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Solution

The fourth proportional to 234.11, 351.08 and 110.67 is: 165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.11 : 351.08 = 110.67 : x
  2. Step 2: Convert to fraction form
    234.11/351.08 = 110.67/x
  3. Step 3: Cross multiply
    234.11x = 351.08 × 110.67
  4. Step 4: Simplify right side
    234.11x = 38,853.19
  5. Step 5: Solve for x
    x = 38,853.19/234.11
  6. Step 6: Final answer
    x = 165.96

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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.