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Finding the Fourth Proportional to 68.98, 95.25 and 44.48

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Solution

The fourth proportional to 68.98, 95.25 and 44.48 is: 61.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68.98 : 95.25 = 44.48 : x
  2. Step 2: Convert to fraction form
    68.98/95.25 = 44.48/x
  3. Step 3: Cross multiply
    68.98x = 95.25 × 44.48
  4. Step 4: Simplify right side
    68.98x = 4,236.24
  5. Step 5: Solve for x
    x = 4,236.24/68.98
  6. Step 6: Final answer
    x = 61.42

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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.