Home / 126,743.20-190,104.90-33,246.52

Finding the Fourth Proportional to 126,743.20, 190,104.90 and 33,246.52

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Solution

The fourth proportional to 126,743.20, 190,104.90 and 33,246.52 is: 49,867.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,743.20 : 190,104.90 = 33,246.52 : x
  2. Step 2: Convert to fraction form
    126,743.20/190,104.90 = 33,246.52/x
  3. Step 3: Cross multiply
    126,743.20x = 190,104.90 × 33,246.52
  4. Step 4: Simplify right side
    126,743.20x = 6,320,326,359.95
  5. Step 5: Solve for x
    x = 6,320,326,359.95/126,743.20
  6. Step 6: Final answer
    x = 49,867.18

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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.