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Finding the Fourth Proportional to 96.73, 145.13 and 60.62

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Solution

The fourth proportional to 96.73, 145.13 and 60.62 is: 90.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.73 : 145.13 = 60.62 : x
  2. Step 2: Convert to fraction form
    96.73/145.13 = 60.62/x
  3. Step 3: Cross multiply
    96.73x = 145.13 × 60.62
  4. Step 4: Simplify right side
    96.73x = 8,796.75
  5. Step 5: Solve for x
    x = 8,796.75/96.73
  6. Step 6: Final answer
    x = 90.94

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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.