Home / 126,344.57-174,355.87-68,984.38

Finding the Fourth Proportional to 126,344.57, 174,355.87 and 68,984.38

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Solution

The fourth proportional to 126,344.57, 174,355.87 and 68,984.38 is: 95,198.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,344.57 : 174,355.87 = 68,984.38 : x
  2. Step 2: Convert to fraction form
    126,344.57/174,355.87 = 68,984.38/x
  3. Step 3: Cross multiply
    126,344.57x = 174,355.87 × 68,984.38
  4. Step 4: Simplify right side
    126,344.57x = 12,027,830,982.96
  5. Step 5: Solve for x
    x = 12,027,830,982.96/126,344.57
  6. Step 6: Final answer
    x = 95,198.64

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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.