Home / 187,195.44-280,845.48-108,165.36

Finding the Fourth Proportional to 187,195.44, 280,845.48 and 108,165.36

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Solution

The fourth proportional to 187,195.44, 280,845.48 and 108,165.36 is: 162,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,195.44 : 280,845.48 = 108,165.36 : x
  2. Step 2: Convert to fraction form
    187,195.44/280,845.48 = 108,165.36/x
  3. Step 3: Cross multiply
    187,195.44x = 280,845.48 × 108,165.36
  4. Step 4: Simplify right side
    187,195.44x = 30,377,752,448.57
  5. Step 5: Solve for x
    x = 30,377,752,448.57/187,195.44
  6. Step 6: Final answer
    x = 162,278.27

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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.