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Finding the Fourth Proportional to 151.26, 226.94 and 133.35

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Solution

The fourth proportional to 151.26, 226.94 and 133.35 is: 200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.26 : 226.94 = 133.35 : x
  2. Step 2: Convert to fraction form
    151.26/226.94 = 133.35/x
  3. Step 3: Cross multiply
    151.26x = 226.94 × 133.35
  4. Step 4: Simplify right side
    151.26x = 30,261.78
  5. Step 5: Solve for x
    x = 30,261.78/151.26
  6. Step 6: Final answer
    x = 200.06

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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.