Home / 83,331.44-124,997.97-21,001.94

Finding the Fourth Proportional to 83,331.44, 124,997.97 and 21,001.94

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Solution

The fourth proportional to 83,331.44, 124,997.97 and 21,001.94 is: 31,503.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,331.44 : 124,997.97 = 21,001.94 : x
  2. Step 2: Convert to fraction form
    83,331.44/124,997.97 = 21,001.94/x
  3. Step 3: Cross multiply
    83,331.44x = 124,997.97 × 21,001.94
  4. Step 4: Simplify right side
    83,331.44x = 2,625,199,136.06
  5. Step 5: Solve for x
    x = 2,625,199,136.06/83,331.44
  6. Step 6: Final answer
    x = 31,503.11

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1.5x scale

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.