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Finding the Fourth Proportional to 224.94, 337.26 and 133.65

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Solution

The fourth proportional to 224.94, 337.26 and 133.65 is: 200.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.94 : 337.26 = 133.65 : x
  2. Step 2: Convert to fraction form
    224.94/337.26 = 133.65/x
  3. Step 3: Cross multiply
    224.94x = 337.26 × 133.65
  4. Step 4: Simplify right side
    224.94x = 45,074.80
  5. Step 5: Solve for x
    x = 45,074.80/224.94
  6. Step 6: Final answer
    x = 200.39

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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.