Home / 126,326.94-175,084.49-123,965.34

Finding the Fourth Proportional to 126,326.94, 175,084.49 and 123,965.34

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Solution

The fourth proportional to 126,326.94, 175,084.49 and 123,965.34 is: 171,811.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,326.94 : 175,084.49 = 123,965.34 : x
  2. Step 2: Convert to fraction form
    126,326.94/175,084.49 = 123,965.34/x
  3. Step 3: Cross multiply
    126,326.94x = 175,084.49 × 123,965.34
  4. Step 4: Simplify right side
    126,326.94x = 21,704,407,711.75
  5. Step 5: Solve for x
    x = 21,704,407,711.75/126,326.94
  6. Step 6: Final answer
    x = 171,811.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.