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Finding the Fourth Proportional to 150.27, 224.99 and 135.28

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Solution

The fourth proportional to 150.27, 224.99 and 135.28 is: 202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.27 : 224.99 = 135.28 : x
  2. Step 2: Convert to fraction form
    150.27/224.99 = 135.28/x
  3. Step 3: Cross multiply
    150.27x = 224.99 × 135.28
  4. Step 4: Simplify right side
    150.27x = 30,436.65
  5. Step 5: Solve for x
    x = 30,436.65/150.27
  6. Step 6: Final answer
    x = 202.55

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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.