Home / 126,964.59-190,471.77-47,003.22

Finding the Fourth Proportional to 126,964.59, 190,471.77 and 47,003.22

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Solution

The fourth proportional to 126,964.59, 190,471.77 and 47,003.22 is: 70,514.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,964.59 : 190,471.77 = 47,003.22 : x
  2. Step 2: Convert to fraction form
    126,964.59/190,471.77 = 47,003.22/x
  3. Step 3: Cross multiply
    126,964.59x = 190,471.77 × 47,003.22
  4. Step 4: Simplify right side
    126,964.59x = 8,952,785,794.83
  5. Step 5: Solve for x
    x = 8,952,785,794.83/126,964.59
  6. Step 6: Final answer
    x = 70,514.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.