Home / 126,769.88-174,941.84-68,626.46

Finding the Fourth Proportional to 126,769.88, 174,941.84 and 68,626.46

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Solution

The fourth proportional to 126,769.88, 174,941.84 and 68,626.46 is: 94,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,769.88 : 174,941.84 = 68,626.46 : x
  2. Step 2: Convert to fraction form
    126,769.88/174,941.84 = 68,626.46/x
  3. Step 3: Cross multiply
    126,769.88x = 174,941.84 × 68,626.46
  4. Step 4: Simplify right side
    126,769.88x = 12,005,639,185.09
  5. Step 5: Solve for x
    x = 12,005,639,185.09/126,769.88
  6. Step 6: Final answer
    x = 94,704.19

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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.