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Finding the Fourth Proportional to 63.11, 94.52 and 36.03

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Solution

The fourth proportional to 63.11, 94.52 and 36.03 is: 53.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.11 : 94.52 = 36.03 : x
  2. Step 2: Convert to fraction form
    63.11/94.52 = 36.03/x
  3. Step 3: Cross multiply
    63.11x = 94.52 × 36.03
  4. Step 4: Simplify right side
    63.11x = 3,405.38
  5. Step 5: Solve for x
    x = 3,405.38/63.11
  6. Step 6: Final answer
    x = 53.96

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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.