Home / 80,546.88-120,774.02-33,194.66

Finding the Fourth Proportional to 80,546.88, 120,774.02 and 33,194.66

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Solution

The fourth proportional to 80,546.88, 120,774.02 and 33,194.66 is: 49,772.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,546.88 : 120,774.02 = 33,194.66 : x
  2. Step 2: Convert to fraction form
    80,546.88/120,774.02 = 33,194.66/x
  3. Step 3: Cross multiply
    80,546.88x = 120,774.02 × 33,194.66
  4. Step 4: Simplify right side
    80,546.88x = 4,009,052,915.65
  5. Step 5: Solve for x
    x = 4,009,052,915.65/80,546.88
  6. Step 6: Final answer
    x = 49,772.91

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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.