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Finding the Fourth Proportional to 151.03, 226.48 and 73.97

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Solution

The fourth proportional to 151.03, 226.48 and 73.97 is: 110.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.03 : 226.48 = 73.97 : x
  2. Step 2: Convert to fraction form
    151.03/226.48 = 73.97/x
  3. Step 3: Cross multiply
    151.03x = 226.48 × 73.97
  4. Step 4: Simplify right side
    151.03x = 16,752.36
  5. Step 5: Solve for x
    x = 16,752.36/151.03
  6. Step 6: Final answer
    x = 110.92

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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.