Home / 69,676.20-96,161.45-41,381.96

Finding the Fourth Proportional to 69,676.20, 96,161.45 and 41,381.96

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Solution

The fourth proportional to 69,676.20, 96,161.45 and 41,381.96 is: 57,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,676.20 : 96,161.45 = 41,381.96 : x
  2. Step 2: Convert to fraction form
    69,676.20/96,161.45 = 41,381.96/x
  3. Step 3: Cross multiply
    69,676.20x = 96,161.45 × 41,381.96
  4. Step 4: Simplify right side
    69,676.20x = 3,979,348,589.72
  5. Step 5: Solve for x
    x = 3,979,348,589.72/69,676.20
  6. Step 6: Final answer
    x = 57,112.02

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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.