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Finding the Fourth Proportional to 150.16, 223.86 and 149.52

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Solution

The fourth proportional to 150.16, 223.86 and 149.52 is: 222.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.16 : 223.86 = 149.52 : x
  2. Step 2: Convert to fraction form
    150.16/223.86 = 149.52/x
  3. Step 3: Cross multiply
    150.16x = 223.86 × 149.52
  4. Step 4: Simplify right side
    150.16x = 33,471.55
  5. Step 5: Solve for x
    x = 33,471.55/150.16
  6. Step 6: Final answer
    x = 222.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.