Home / 204,403.29-282,010.91-123,805.05

Finding the Fourth Proportional to 204,403.29, 282,010.91 and 123,805.05

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Solution

The fourth proportional to 204,403.29, 282,010.91 and 123,805.05 is: 170,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,403.29 : 282,010.91 = 123,805.05 : x
  2. Step 2: Convert to fraction form
    204,403.29/282,010.91 = 123,805.05/x
  3. Step 3: Cross multiply
    204,403.29x = 282,010.91 × 123,805.05
  4. Step 4: Simplify right side
    204,403.29x = 34,914,374,194.07
  5. Step 5: Solve for x
    x = 34,914,374,194.07/204,403.29
  6. Step 6: Final answer
    x = 170,811.21

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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.