Home / 83,476.90-125,229.94-36,728.56

Finding the Fourth Proportional to 83,476.90, 125,229.94 and 36,728.56

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Solution

The fourth proportional to 83,476.90, 125,229.94 and 36,728.56 is: 55,099.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,476.90 : 125,229.94 = 36,728.56 : x
  2. Step 2: Convert to fraction form
    83,476.90/125,229.94 = 36,728.56/x
  3. Step 3: Cross multiply
    83,476.90x = 125,229.94 × 36,728.56
  4. Step 4: Simplify right side
    83,476.90x = 4,599,515,365.09
  5. Step 5: Solve for x
    x = 4,599,515,365.09/83,476.90
  6. Step 6: Final answer
    x = 55,099.26

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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.