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Finding the Fourth Proportional to 62.39, 94.12 and 62.22

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Solution

The fourth proportional to 62.39, 94.12 and 62.22 is: 93.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.39 : 94.12 = 62.22 : x
  2. Step 2: Convert to fraction form
    62.39/94.12 = 62.22/x
  3. Step 3: Cross multiply
    62.39x = 94.12 × 62.22
  4. Step 4: Simplify right side
    62.39x = 5,856.25
  5. Step 5: Solve for x
    x = 5,856.25/62.39
  6. Step 6: Final answer
    x = 93.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.