Home / 83,672.86-125,515.06-33,753.38

Finding the Fourth Proportional to 83,672.86, 125,515.06 and 33,753.38

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Solution

The fourth proportional to 83,672.86, 125,515.06 and 33,753.38 is: 50,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,672.86 : 125,515.06 = 33,753.38 : x
  2. Step 2: Convert to fraction form
    83,672.86/125,515.06 = 33,753.38/x
  3. Step 3: Cross multiply
    83,672.86x = 125,515.06 × 33,753.38
  4. Step 4: Simplify right side
    83,672.86x = 4,236,557,515.90
  5. Step 5: Solve for x
    x = 4,236,557,515.90/83,672.86
  6. Step 6: Final answer
    x = 50,632.40

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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.