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Finding the Fourth Proportional to 73,508.70, 101,438.92 and 41,676.90

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Solution

The fourth proportional to 73,508.70, 101,438.92 and 41,676.90 is: 57,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,508.70 : 101,438.92 = 41,676.90 : x
  2. Step 2: Convert to fraction form
    73,508.70/101,438.92 = 41,676.90/x
  3. Step 3: Cross multiply
    73,508.70x = 101,438.92 × 41,676.90
  4. Step 4: Simplify right side
    73,508.70x = 4,227,659,724.95
  5. Step 5: Solve for x
    x = 4,227,659,724.95/73,508.70
  6. Step 6: Final answer
    x = 57,512.37

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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.