Home / 126,889.39-175,095.72-73,164.03

Finding the Fourth Proportional to 126,889.39, 175,095.72 and 73,164.03

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Solution

The fourth proportional to 126,889.39, 175,095.72 and 73,164.03 is: 100,959.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,889.39 : 175,095.72 = 73,164.03 : x
  2. Step 2: Convert to fraction form
    126,889.39/175,095.72 = 73,164.03/x
  3. Step 3: Cross multiply
    126,889.39x = 175,095.72 × 73,164.03
  4. Step 4: Simplify right side
    126,889.39x = 12,810,708,236.59
  5. Step 5: Solve for x
    x = 12,810,708,236.59/126,889.39
  6. Step 6: Final answer
    x = 100,959.65

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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.