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Finding the Fourth Proportional to 151.59, 227.43 and 97.41

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Solution

The fourth proportional to 151.59, 227.43 and 97.41 is: 146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.59 : 227.43 = 97.41 : x
  2. Step 2: Convert to fraction form
    151.59/227.43 = 97.41/x
  3. Step 3: Cross multiply
    151.59x = 227.43 × 97.41
  4. Step 4: Simplify right side
    151.59x = 22,153.96
  5. Step 5: Solve for x
    x = 22,153.96/151.59
  6. Step 6: Final answer
    x = 146.14

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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.