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Finding the Fourth Proportional to 151.53, 227.13 and 97.44

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Solution

The fourth proportional to 151.53, 227.13 and 97.44 is: 146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.53 : 227.13 = 97.44 : x
  2. Step 2: Convert to fraction form
    151.53/227.13 = 97.44/x
  3. Step 3: Cross multiply
    151.53x = 227.13 × 97.44
  4. Step 4: Simplify right side
    151.53x = 22,131.55
  5. Step 5: Solve for x
    x = 22,131.55/151.53
  6. Step 6: Final answer
    x = 146.05

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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.