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Finding the Fourth Proportional to 97.54, 146.25 and 60.88

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Solution

The fourth proportional to 97.54, 146.25 and 60.88 is: 91.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.54 : 146.25 = 60.88 : x
  2. Step 2: Convert to fraction form
    97.54/146.25 = 60.88/x
  3. Step 3: Cross multiply
    97.54x = 146.25 × 60.88
  4. Step 4: Simplify right side
    97.54x = 8,904.07
  5. Step 5: Solve for x
    x = 8,904.07/97.54
  6. Step 6: Final answer
    x = 91.29

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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.