Home / 83,356.14-115,034.26-51,084.52

Finding the Fourth Proportional to 83,356.14, 115,034.26 and 51,084.52

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Solution

The fourth proportional to 83,356.14, 115,034.26 and 51,084.52 is: 70,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,356.14 : 115,034.26 = 51,084.52 : x
  2. Step 2: Convert to fraction form
    83,356.14/115,034.26 = 51,084.52/x
  3. Step 3: Cross multiply
    83,356.14x = 115,034.26 × 51,084.52
  4. Step 4: Simplify right side
    83,356.14x = 5,876,469,896.19
  5. Step 5: Solve for x
    x = 5,876,469,896.19/83,356.14
  6. Step 6: Final answer
    x = 70,498.35

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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.