Home / 54,862.54-82,195.38-51,910.09

Finding the Fourth Proportional to 54,862.54, 82,195.38 and 51,910.09

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Solution

The fourth proportional to 54,862.54, 82,195.38 and 51,910.09 is: 77,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,862.54 : 82,195.38 = 51,910.09 : x
  2. Step 2: Convert to fraction form
    54,862.54/82,195.38 = 51,910.09/x
  3. Step 3: Cross multiply
    54,862.54x = 82,195.38 × 51,910.09
  4. Step 4: Simplify right side
    54,862.54x = 4,266,769,367.90
  5. Step 5: Solve for x
    x = 4,266,769,367.90/54,862.54
  6. Step 6: Final answer
    x = 77,772.00

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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.