Home / 83,053.80-124,503.94-33,121.75

Finding the Fourth Proportional to 83,053.80, 124,503.94 and 33,121.75

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Solution

The fourth proportional to 83,053.80, 124,503.94 and 33,121.75 is: 49,652.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.80 : 124,503.94 = 33,121.75 : x
  2. Step 2: Convert to fraction form
    83,053.80/124,503.94 = 33,121.75/x
  3. Step 3: Cross multiply
    83,053.80x = 124,503.94 × 33,121.75
  4. Step 4: Simplify right side
    83,053.80x = 4,123,788,374.70
  5. Step 5: Solve for x
    x = 4,123,788,374.70/83,053.80
  6. Step 6: Final answer
    x = 49,652.01

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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.