Home / 104,753.28-144,559.25-57,006.61

Finding the Fourth Proportional to 104,753.28, 144,559.25 and 57,006.61

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Solution

The fourth proportional to 104,753.28, 144,559.25 and 57,006.61 is: 78,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,753.28 : 144,559.25 = 57,006.61 : x
  2. Step 2: Convert to fraction form
    104,753.28/144,559.25 = 57,006.61/x
  3. Step 3: Cross multiply
    104,753.28x = 144,559.25 × 57,006.61
  4. Step 4: Simplify right side
    104,753.28x = 8,240,832,786.64
  5. Step 5: Solve for x
    x = 8,240,832,786.64/104,753.28
  6. Step 6: Final answer
    x = 78,668.97

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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.