Home / 204,456.25-306,960.94-141,118.91

Finding the Fourth Proportional to 204,456.25, 306,960.94 and 141,118.91

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Solution

The fourth proportional to 204,456.25, 306,960.94 and 141,118.91 is: 211,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,456.25 : 306,960.94 = 141,118.91 : x
  2. Step 2: Convert to fraction form
    204,456.25/306,960.94 = 141,118.91/x
  3. Step 3: Cross multiply
    204,456.25x = 306,960.94 × 141,118.91
  4. Step 4: Simplify right side
    204,456.25x = 43,317,993,058.07
  5. Step 5: Solve for x
    x = 43,317,993,058.07/204,456.25
  6. Step 6: Final answer
    x = 211,869.25

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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.