Home / 104,908.62-144,773.91-57,161.97

Finding the Fourth Proportional to 104,908.62, 144,773.91 and 57,161.97

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Solution

The fourth proportional to 104,908.62, 144,773.91 and 57,161.97 is: 78,883.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,908.62 : 144,773.91 = 57,161.97 : x
  2. Step 2: Convert to fraction form
    104,908.62/144,773.91 = 57,161.97/x
  3. Step 3: Cross multiply
    104,908.62x = 144,773.91 × 57,161.97
  4. Step 4: Simplify right side
    104,908.62x = 8,275,561,900.20
  5. Step 5: Solve for x
    x = 8,275,561,900.20/104,908.62
  6. Step 6: Final answer
    x = 78,883.53

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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.