Home / 126,753.70-190,120.65-33,257.02

Finding the Fourth Proportional to 126,753.70, 190,120.65 and 33,257.02

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Solution

The fourth proportional to 126,753.70, 190,120.65 and 33,257.02 is: 49,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,753.70 : 190,120.65 = 33,257.02 : x
  2. Step 2: Convert to fraction form
    126,753.70/190,120.65 = 33,257.02/x
  3. Step 3: Cross multiply
    126,753.70x = 190,120.65 × 33,257.02
  4. Step 4: Simplify right side
    126,753.70x = 6,322,846,259.46
  5. Step 5: Solve for x
    x = 6,322,846,259.46/126,753.70
  6. Step 6: Final answer
    x = 49,882.93

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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.