Home / 126,995.41-175,255.68-69,639.95

Finding the Fourth Proportional to 126,995.41, 175,255.68 and 69,639.95

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Solution

The fourth proportional to 126,995.41, 175,255.68 and 69,639.95 is: 96,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,995.41 : 175,255.68 = 69,639.95 : x
  2. Step 2: Convert to fraction form
    126,995.41/175,255.68 = 69,639.95/x
  3. Step 3: Cross multiply
    126,995.41x = 175,255.68 × 69,639.95
  4. Step 4: Simplify right side
    126,995.41x = 12,204,797,491.71
  5. Step 5: Solve for x
    x = 12,204,797,491.71/126,995.41
  6. Step 6: Final answer
    x = 96,104.24

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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.