Home / 220,540.48-330,838.05-62,781.23

Finding the Fourth Proportional to 220,540.48, 330,838.05 and 62,781.23

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Solution

The fourth proportional to 220,540.48, 330,838.05 and 62,781.23 is: 94,179.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,540.48 : 330,838.05 = 62,781.23 : x
  2. Step 2: Convert to fraction form
    220,540.48/330,838.05 = 62,781.23/x
  3. Step 3: Cross multiply
    220,540.48x = 330,838.05 × 62,781.23
  4. Step 4: Simplify right side
    220,540.48x = 20,770,420,772.33
  5. Step 5: Solve for x
    x = 20,770,420,772.33/220,540.48
  6. Step 6: Final answer
    x = 94,179.63

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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.