Home / 126,099.56-189,194.52-54,022.24

Finding the Fourth Proportional to 126,099.56, 189,194.52 and 54,022.24

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Solution

The fourth proportional to 126,099.56, 189,194.52 and 54,022.24 is: 81,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,099.56 : 189,194.52 = 54,022.24 : x
  2. Step 2: Convert to fraction form
    126,099.56/189,194.52 = 54,022.24/x
  3. Step 3: Cross multiply
    126,099.56x = 189,194.52 × 54,022.24
  4. Step 4: Simplify right side
    126,099.56x = 10,220,710,820.15
  5. Step 5: Solve for x
    x = 10,220,710,820.15/126,099.56
  6. Step 6: Final answer
    x = 81,052.71

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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.