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Finding the Fourth Proportional to 151.60, 226.46 and 150.88

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Solution

The fourth proportional to 151.60, 226.46 and 150.88 is: 225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.60 : 226.46 = 150.88 : x
  2. Step 2: Convert to fraction form
    151.60/226.46 = 150.88/x
  3. Step 3: Cross multiply
    151.60x = 226.46 × 150.88
  4. Step 4: Simplify right side
    151.60x = 34,168.28
  5. Step 5: Solve for x
    x = 34,168.28/151.60
  6. Step 6: Final answer
    x = 225.38

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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.