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Finding the Fourth Proportional to 151.24, 226.69 and 110.60

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Solution

The fourth proportional to 151.24, 226.69 and 110.60 is: 165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.24 : 226.69 = 110.60 : x
  2. Step 2: Convert to fraction form
    151.24/226.69 = 110.60/x
  3. Step 3: Cross multiply
    151.24x = 226.69 × 110.60
  4. Step 4: Simplify right side
    151.24x = 25,071.91
  5. Step 5: Solve for x
    x = 25,071.91/151.24
  6. Step 6: Final answer
    x = 165.78

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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.