Home / 126,118.89-174,036.20-69,530.27

Finding the Fourth Proportional to 126,118.89, 174,036.20 and 69,530.27

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Solution

The fourth proportional to 126,118.89, 174,036.20 and 69,530.27 is: 95,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,118.89 : 174,036.20 = 69,530.27 : x
  2. Step 2: Convert to fraction form
    126,118.89/174,036.20 = 69,530.27/x
  3. Step 3: Cross multiply
    126,118.89x = 174,036.20 × 69,530.27
  4. Step 4: Simplify right side
    126,118.89x = 12,100,782,757.94
  5. Step 5: Solve for x
    x = 12,100,782,757.94/126,118.89
  6. Step 6: Final answer
    x = 95,947.43

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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.