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Finding the Fourth Proportional to 149.59, 224.40 and 110.38

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Solution

The fourth proportional to 149.59, 224.40 and 110.38 is: 165.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149.59 : 224.40 = 110.38 : x
  2. Step 2: Convert to fraction form
    149.59/224.40 = 110.38/x
  3. Step 3: Cross multiply
    149.59x = 224.40 × 110.38
  4. Step 4: Simplify right side
    149.59x = 24,769.27
  5. Step 5: Solve for x
    x = 24,769.27/149.59
  6. Step 6: Final answer
    x = 165.58

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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.