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Finding the Fourth Proportional to 151.36, 226.77 and 110.68

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Solution

The fourth proportional to 151.36, 226.77 and 110.68 is: 165.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.36 : 226.77 = 110.68 : x
  2. Step 2: Convert to fraction form
    151.36/226.77 = 110.68/x
  3. Step 3: Cross multiply
    151.36x = 226.77 × 110.68
  4. Step 4: Simplify right side
    151.36x = 25,098.90
  5. Step 5: Solve for x
    x = 25,098.90/151.36
  6. Step 6: Final answer
    x = 165.82

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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.