Home / 126,826.38-174,622.07-107,666.44

Finding the Fourth Proportional to 126,826.38, 174,622.07 and 107,666.44

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Solution

The fourth proportional to 126,826.38, 174,622.07 and 107,666.44 is: 148,241.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,826.38 : 174,622.07 = 107,666.44 : x
  2. Step 2: Convert to fraction form
    126,826.38/174,622.07 = 107,666.44/x
  3. Step 3: Cross multiply
    126,826.38x = 174,622.07 × 107,666.44
  4. Step 4: Simplify right side
    126,826.38x = 18,800,936,454.94
  5. Step 5: Solve for x
    x = 18,800,936,454.94/126,826.38
  6. Step 6: Final answer
    x = 148,241.53

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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.