Home / 126,114.94-173,940.15-80,797.11

Finding the Fourth Proportional to 126,114.94, 173,940.15 and 80,797.11

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Solution

The fourth proportional to 126,114.94, 173,940.15 and 80,797.11 is: 111,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,114.94 : 173,940.15 = 80,797.11 : x
  2. Step 2: Convert to fraction form
    126,114.94/173,940.15 = 80,797.11/x
  3. Step 3: Cross multiply
    126,114.94x = 173,940.15 × 80,797.11
  4. Step 4: Simplify right side
    126,114.94x = 14,053,861,432.97
  5. Step 5: Solve for x
    x = 14,053,861,432.97/126,114.94
  6. Step 6: Final answer
    x = 111,436.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.