Home / 252,449.37-378,694.22-83,963.61

Finding the Fourth Proportional to 252,449.37, 378,694.22 and 83,963.61

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Solution

The fourth proportional to 252,449.37, 378,694.22 and 83,963.61 is: 125,952.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,449.37 : 378,694.22 = 83,963.61 : x
  2. Step 2: Convert to fraction form
    252,449.37/378,694.22 = 83,963.61/x
  3. Step 3: Cross multiply
    252,449.37x = 378,694.22 × 83,963.61
  4. Step 4: Simplify right side
    252,449.37x = 31,796,533,377.52
  5. Step 5: Solve for x
    x = 31,796,533,377.52/252,449.37
  6. Step 6: Final answer
    x = 125,952.12

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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.