Home / 185,829.30-256,451.49-104,159.04

Finding the Fourth Proportional to 185,829.30, 256,451.49 and 104,159.04

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Solution

The fourth proportional to 185,829.30, 256,451.49 and 104,159.04 is: 143,743.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,829.30 : 256,451.49 = 104,159.04 : x
  2. Step 2: Convert to fraction form
    185,829.30/256,451.49 = 104,159.04/x
  3. Step 3: Cross multiply
    185,829.30x = 256,451.49 × 104,159.04
  4. Step 4: Simplify right side
    185,829.30x = 26,711,741,004.97
  5. Step 5: Solve for x
    x = 26,711,741,004.97/185,829.30
  6. Step 6: Final answer
    x = 143,743.43

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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.