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Finding the Fourth Proportional to 95.22, 131.30 and 62.41

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Solution

The fourth proportional to 95.22, 131.30 and 62.41 is: 86.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.22 : 131.30 = 62.41 : x
  2. Step 2: Convert to fraction form
    95.22/131.30 = 62.41/x
  3. Step 3: Cross multiply
    95.22x = 131.30 × 62.41
  4. Step 4: Simplify right side
    95.22x = 8,194.43
  5. Step 5: Solve for x
    x = 8,194.43/95.22
  6. Step 6: Final answer
    x = 86.06

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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.