Home / 126,220.82-174,185.22-68,861.43

Finding the Fourth Proportional to 126,220.82, 174,185.22 and 68,861.43

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Solution

The fourth proportional to 126,220.82, 174,185.22 and 68,861.43 is: 95,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,220.82 : 174,185.22 = 68,861.43 : x
  2. Step 2: Convert to fraction form
    126,220.82/174,185.22 = 68,861.43/x
  3. Step 3: Cross multiply
    126,220.82x = 174,185.22 × 68,861.43
  4. Step 4: Simplify right side
    126,220.82x = 11,994,642,726.45
  5. Step 5: Solve for x
    x = 11,994,642,726.45/126,220.82
  6. Step 6: Final answer
    x = 95,029.04

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1.5x scale

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.