Home / 83,767.10-125,470.21-39,327.26

Finding the Fourth Proportional to 83,767.10, 125,470.21 and 39,327.26

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Solution

The fourth proportional to 83,767.10, 125,470.21 and 39,327.26 is: 58,906.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,767.10 : 125,470.21 = 39,327.26 : x
  2. Step 2: Convert to fraction form
    83,767.10/125,470.21 = 39,327.26/x
  3. Step 3: Cross multiply
    83,767.10x = 125,470.21 × 39,327.26
  4. Step 4: Simplify right side
    83,767.10x = 4,934,399,536.98
  5. Step 5: Solve for x
    x = 4,934,399,536.98/83,767.10
  6. Step 6: Final answer
    x = 58,906.18

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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.