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Finding the Fourth Proportional to 97.73, 146.67 and 92.52

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Solution

The fourth proportional to 97.73, 146.67 and 92.52 is: 138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.73 : 146.67 = 92.52 : x
  2. Step 2: Convert to fraction form
    97.73/146.67 = 92.52/x
  3. Step 3: Cross multiply
    97.73x = 146.67 × 92.52
  4. Step 4: Simplify right side
    97.73x = 13,569.91
  5. Step 5: Solve for x
    x = 13,569.91/97.73
  6. Step 6: Final answer
    x = 138.86

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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.