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Finding the Fourth Proportional to 63.10, 94.60 and 32.63

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Solution

The fourth proportional to 63.10, 94.60 and 32.63 is: 48.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.10 : 94.60 = 32.63 : x
  2. Step 2: Convert to fraction form
    63.10/94.60 = 32.63/x
  3. Step 3: Cross multiply
    63.10x = 94.60 × 32.63
  4. Step 4: Simplify right side
    63.10x = 3,086.80
  5. Step 5: Solve for x
    x = 3,086.80/63.10
  6. Step 6: Final answer
    x = 48.92

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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.