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Finding the Fourth Proportional to 150.16, 224.88 and 126.04

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Solution

The fourth proportional to 150.16, 224.88 and 126.04 is: 188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.16 : 224.88 = 126.04 : x
  2. Step 2: Convert to fraction form
    150.16/224.88 = 126.04/x
  3. Step 3: Cross multiply
    150.16x = 224.88 × 126.04
  4. Step 4: Simplify right side
    150.16x = 28,343.88
  5. Step 5: Solve for x
    x = 28,343.88/150.16
  6. Step 6: Final answer
    x = 188.76

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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.