Home / 83,743.88-115,572.02-51,933.96

Finding the Fourth Proportional to 83,743.88, 115,572.02 and 51,933.96

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Solution

The fourth proportional to 83,743.88, 115,572.02 and 51,933.96 is: 71,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,743.88 : 115,572.02 = 51,933.96 : x
  2. Step 2: Convert to fraction form
    83,743.88/115,572.02 = 51,933.96/x
  3. Step 3: Cross multiply
    83,743.88x = 115,572.02 × 51,933.96
  4. Step 4: Simplify right side
    83,743.88x = 6,002,112,404.13
  5. Step 5: Solve for x
    x = 6,002,112,404.13/83,743.88
  6. Step 6: Final answer
    x = 71,672.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.