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Finding the Fourth Proportional to 69.01, 95.19 and 44.07

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Solution

The fourth proportional to 69.01, 95.19 and 44.07 is: 60.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69.01 : 95.19 = 44.07 : x
  2. Step 2: Convert to fraction form
    69.01/95.19 = 44.07/x
  3. Step 3: Cross multiply
    69.01x = 95.19 × 44.07
  4. Step 4: Simplify right side
    69.01x = 4,195.02
  5. Step 5: Solve for x
    x = 4,195.02/69.01
  6. Step 6: Final answer
    x = 60.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.