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Finding the Fourth Proportional to 96.73, 132.76 and 94.03

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Solution

The fourth proportional to 96.73, 132.76 and 94.03 is: 129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.73 : 132.76 = 94.03 : x
  2. Step 2: Convert to fraction form
    96.73/132.76 = 94.03/x
  3. Step 3: Cross multiply
    96.73x = 132.76 × 94.03
  4. Step 4: Simplify right side
    96.73x = 12,483.42
  5. Step 5: Solve for x
    x = 12,483.42/96.73
  6. Step 6: Final answer
    x = 129.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.