Home / 126,251.64-189,377.22-73,624.22

Finding the Fourth Proportional to 126,251.64, 189,377.22 and 73,624.22

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Solution

The fourth proportional to 126,251.64, 189,377.22 and 73,624.22 is: 110,436.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,251.64 : 189,377.22 = 73,624.22 : x
  2. Step 2: Convert to fraction form
    126,251.64/189,377.22 = 73,624.22/x
  3. Step 3: Cross multiply
    126,251.64x = 189,377.22 × 73,624.22
  4. Step 4: Simplify right side
    126,251.64x = 13,942,750,108.27
  5. Step 5: Solve for x
    x = 13,942,750,108.27/126,251.64
  6. Step 6: Final answer
    x = 110,436.19

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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.