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Finding the Fourth Proportional to 63.27, 94.95 and 34.02

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Solution

The fourth proportional to 63.27, 94.95 and 34.02 is: 51.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.27 : 94.95 = 34.02 : x
  2. Step 2: Convert to fraction form
    63.27/94.95 = 34.02/x
  3. Step 3: Cross multiply
    63.27x = 94.95 × 34.02
  4. Step 4: Simplify right side
    63.27x = 3,230.20
  5. Step 5: Solve for x
    x = 3,230.20/63.27
  6. Step 6: Final answer
    x = 51.05

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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.