Home / 83,433.24-125,076.51-43,367.85

Finding the Fourth Proportional to 83,433.24, 125,076.51 and 43,367.85

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Solution

The fourth proportional to 83,433.24, 125,076.51 and 43,367.85 is: 65,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,433.24 : 125,076.51 = 43,367.85 : x
  2. Step 2: Convert to fraction form
    83,433.24/125,076.51 = 43,367.85/x
  3. Step 3: Cross multiply
    83,433.24x = 125,076.51 × 43,367.85
  4. Step 4: Simplify right side
    83,433.24x = 5,424,299,324.20
  5. Step 5: Solve for x
    x = 5,424,299,324.20/83,433.24
  6. Step 6: Final answer
    x = 65,013.65

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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.