Home / 126,739.22-174,939.06-73,060.12

Finding the Fourth Proportional to 126,739.22, 174,939.06 and 73,060.12

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Solution

The fourth proportional to 126,739.22, 174,939.06 and 73,060.12 is: 100,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,739.22 : 174,939.06 = 73,060.12 : x
  2. Step 2: Convert to fraction form
    126,739.22/174,939.06 = 73,060.12/x
  3. Step 3: Cross multiply
    126,739.22x = 174,939.06 × 73,060.12
  4. Step 4: Simplify right side
    126,739.22x = 12,781,068,716.29
  5. Step 5: Solve for x
    x = 12,781,068,716.29/126,739.22
  6. Step 6: Final answer
    x = 100,845.41

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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.