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Finding the Fourth Proportional to 63.26, 94.88 and 36.22

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Solution

The fourth proportional to 63.26, 94.88 and 36.22 is: 54.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.26 : 94.88 = 36.22 : x
  2. Step 2: Convert to fraction form
    63.26/94.88 = 36.22/x
  3. Step 3: Cross multiply
    63.26x = 94.88 × 36.22
  4. Step 4: Simplify right side
    63.26x = 3,436.55
  5. Step 5: Solve for x
    x = 3,436.55/63.26
  6. Step 6: Final answer
    x = 54.32

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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.