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Finding the Fourth Proportional to 63.37, 94.96 and 34.47

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Solution

The fourth proportional to 63.37, 94.96 and 34.47 is: 51.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.37 : 94.96 = 34.47 : x
  2. Step 2: Convert to fraction form
    63.37/94.96 = 34.47/x
  3. Step 3: Cross multiply
    63.37x = 94.96 × 34.47
  4. Step 4: Simplify right side
    63.37x = 3,273.14
  5. Step 5: Solve for x
    x = 3,273.14/63.37
  6. Step 6: Final answer
    x = 51.65

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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.