Home / 126,164.18-189,220.46-36,182.80

Finding the Fourth Proportional to 126,164.18, 189,220.46 and 36,182.80

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Solution

The fourth proportional to 126,164.18, 189,220.46 and 36,182.80 is: 54,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,164.18 : 189,220.46 = 36,182.80 : x
  2. Step 2: Convert to fraction form
    126,164.18/189,220.46 = 36,182.80/x
  3. Step 3: Cross multiply
    126,164.18x = 189,220.46 × 36,182.80
  4. Step 4: Simplify right side
    126,164.18x = 6,846,526,115.70
  5. Step 5: Solve for x
    x = 6,846,526,115.70/126,164.18
  6. Step 6: Final answer
    x = 54,266.80

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1.5x scale

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.