Home / 50,761.62-75,779.12-44,120.43

Finding the Fourth Proportional to 50,761.62, 75,779.12 and 44,120.43

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Solution

The fourth proportional to 50,761.62, 75,779.12 and 44,120.43 is: 65,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,761.62 : 75,779.12 = 44,120.43 : x
  2. Step 2: Convert to fraction form
    50,761.62/75,779.12 = 44,120.43/x
  3. Step 3: Cross multiply
    50,761.62x = 75,779.12 × 44,120.43
  4. Step 4: Simplify right side
    50,761.62x = 3,343,407,359.42
  5. Step 5: Solve for x
    x = 3,343,407,359.42/50,761.62
  6. Step 6: Final answer
    x = 65,864.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.