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Finding the Fourth Proportional to 224.38, 336.68 and 110.38

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Solution

The fourth proportional to 224.38, 336.68 and 110.38 is: 165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.38 : 336.68 = 110.38 : x
  2. Step 2: Convert to fraction form
    224.38/336.68 = 110.38/x
  3. Step 3: Cross multiply
    224.38x = 336.68 × 110.38
  4. Step 4: Simplify right side
    224.38x = 37,162.74
  5. Step 5: Solve for x
    x = 37,162.74/224.38
  6. Step 6: Final answer
    x = 165.62

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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.