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Finding the Fourth Proportional to 83,244.50, 124,866.87 and 33,996.50

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Solution

The fourth proportional to 83,244.50, 124,866.87 and 33,996.50 is: 50,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,244.50 : 124,866.87 = 33,996.50 : x
  2. Step 2: Convert to fraction form
    83,244.50/124,866.87 = 33,996.50/x
  3. Step 3: Cross multiply
    83,244.50x = 124,866.87 × 33,996.50
  4. Step 4: Simplify right side
    83,244.50x = 4,245,036,545.96
  5. Step 5: Solve for x
    x = 4,245,036,545.96/83,244.50
  6. Step 6: Final answer
    x = 50,994.80

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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.