Home / 126,043.31-173,939.45-69,454.68

Finding the Fourth Proportional to 126,043.31, 173,939.45 and 69,454.68

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Solution

The fourth proportional to 126,043.31, 173,939.45 and 69,454.68 is: 95,847.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,043.31 : 173,939.45 = 69,454.68 : x
  2. Step 2: Convert to fraction form
    126,043.31/173,939.45 = 69,454.68/x
  3. Step 3: Cross multiply
    126,043.31x = 173,939.45 × 69,454.68
  4. Step 4: Simplify right side
    126,043.31x = 12,080,908,491.85
  5. Step 5: Solve for x
    x = 12,080,908,491.85/126,043.31
  6. Step 6: Final answer
    x = 95,847.28

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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.