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Finding the Fourth Proportional to 63.48, 94.98 and 36.44

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Solution

The fourth proportional to 63.48, 94.98 and 36.44 is: 54.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.48 : 94.98 = 36.44 : x
  2. Step 2: Convert to fraction form
    63.48/94.98 = 36.44/x
  3. Step 3: Cross multiply
    63.48x = 94.98 × 36.44
  4. Step 4: Simplify right side
    63.48x = 3,461.07
  5. Step 5: Solve for x
    x = 3,461.07/63.48
  6. Step 6: Final answer
    x = 54.52

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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.