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Finding the Fourth Proportional to 63.13, 95.04 and 48.04

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Solution

The fourth proportional to 63.13, 95.04 and 48.04 is: 72.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.13 : 95.04 = 48.04 : x
  2. Step 2: Convert to fraction form
    63.13/95.04 = 48.04/x
  3. Step 3: Cross multiply
    63.13x = 95.04 × 48.04
  4. Step 4: Simplify right side
    63.13x = 4,565.01
  5. Step 5: Solve for x
    x = 4,565.01/63.13
  6. Step 6: Final answer
    x = 72.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.