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Finding the Fourth Proportional to 68.98, 95.23 and 44.46

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Solution

The fourth proportional to 68.98, 95.23 and 44.46 is: 61.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68.98 : 95.23 = 44.46 : x
  2. Step 2: Convert to fraction form
    68.98/95.23 = 44.46/x
  3. Step 3: Cross multiply
    68.98x = 95.23 × 44.46
  4. Step 4: Simplify right side
    68.98x = 4,233.85
  5. Step 5: Solve for x
    x = 4,233.85/68.98
  6. Step 6: Final answer
    x = 61.38

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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.