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Finding the Fourth Proportional to 150.26, 225.05 and 132.03

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Solution

The fourth proportional to 150.26, 225.05 and 132.03 is: 197.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.26 : 225.05 = 132.03 : x
  2. Step 2: Convert to fraction form
    150.26/225.05 = 132.03/x
  3. Step 3: Cross multiply
    150.26x = 225.05 × 132.03
  4. Step 4: Simplify right side
    150.26x = 29,712.69
  5. Step 5: Solve for x
    x = 29,712.69/150.26
  6. Step 6: Final answer
    x = 197.75

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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.