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Finding the Fourth Proportional to 151.73, 227.52 and 49.02

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Solution

The fourth proportional to 151.73, 227.52 and 49.02 is: 73.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.73 : 227.52 = 49.02 : x
  2. Step 2: Convert to fraction form
    151.73/227.52 = 49.02/x
  3. Step 3: Cross multiply
    151.73x = 227.52 × 49.02
  4. Step 4: Simplify right side
    151.73x = 11,153.03
  5. Step 5: Solve for x
    x = 11,153.03/151.73
  6. Step 6: Final answer
    x = 73.51

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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.