Home / 126,065.57-173,970.49-69,476.95

Finding the Fourth Proportional to 126,065.57, 173,970.49 and 69,476.95

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Solution

The fourth proportional to 126,065.57, 173,970.49 and 69,476.95 is: 95,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,065.57 : 173,970.49 = 69,476.95 : x
  2. Step 2: Convert to fraction form
    126,065.57/173,970.49 = 69,476.95/x
  3. Step 3: Cross multiply
    126,065.57x = 173,970.49 × 69,476.95
  4. Step 4: Simplify right side
    126,065.57x = 12,086,938,426.59
  5. Step 5: Solve for x
    x = 12,086,938,426.59/126,065.57
  6. Step 6: Final answer
    x = 95,878.19

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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.