Home / 104,826.28-144,660.17-57,079.97

Finding the Fourth Proportional to 104,826.28, 144,660.17 and 57,079.97

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Solution

The fourth proportional to 104,826.28, 144,660.17 and 57,079.97 is: 78,770.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,826.28 : 144,660.17 = 57,079.97 : x
  2. Step 2: Convert to fraction form
    104,826.28/144,660.17 = 57,079.97/x
  3. Step 3: Cross multiply
    104,826.28x = 144,660.17 × 57,079.97
  4. Step 4: Simplify right side
    104,826.28x = 8,257,198,163.79
  5. Step 5: Solve for x
    x = 8,257,198,163.79/104,826.28
  6. Step 6: Final answer
    x = 78,770.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.