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Finding the Fourth Proportional to 41,958.11, 62,978.48 and 34,982.79

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Solution

The fourth proportional to 41,958.11, 62,978.48 and 34,982.79 is: 52,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,958.11 : 62,978.48 = 34,982.79 : x
  2. Step 2: Convert to fraction form
    41,958.11/62,978.48 = 34,982.79/x
  3. Step 3: Cross multiply
    41,958.11x = 62,978.48 × 34,982.79
  4. Step 4: Simplify right side
    41,958.11x = 2,203,162,765.45
  5. Step 5: Solve for x
    x = 2,203,162,765.45/41,958.11
  6. Step 6: Final answer
    x = 52,508.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.