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Finding the Fourth Proportional to 95.24, 131.26 and 67.44

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Solution

The fourth proportional to 95.24, 131.26 and 67.44 is: 92.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.24 : 131.26 = 67.44 : x
  2. Step 2: Convert to fraction form
    95.24/131.26 = 67.44/x
  3. Step 3: Cross multiply
    95.24x = 131.26 × 67.44
  4. Step 4: Simplify right side
    95.24x = 8,852.17
  5. Step 5: Solve for x
    x = 8,852.17/95.24
  6. Step 6: Final answer
    x = 92.95

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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.