Home / 83,780.14-125,759.74-33,892.85

Finding the Fourth Proportional to 83,780.14, 125,759.74 and 33,892.85

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Solution

The fourth proportional to 83,780.14, 125,759.74 and 33,892.85 is: 50,875.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,780.14 : 125,759.74 = 33,892.85 : x
  2. Step 2: Convert to fraction form
    83,780.14/125,759.74 = 33,892.85/x
  3. Step 3: Cross multiply
    83,780.14x = 125,759.74 × 33,892.85
  4. Step 4: Simplify right side
    83,780.14x = 4,262,355,205.60
  5. Step 5: Solve for x
    x = 4,262,355,205.60/83,780.14
  6. Step 6: Final answer
    x = 50,875.48

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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.