Home / 126,938.80-175,169.41-73,241.13

Finding the Fourth Proportional to 126,938.80, 175,169.41 and 73,241.13

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Solution

The fourth proportional to 126,938.80, 175,169.41 and 73,241.13 is: 101,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,938.80 : 175,169.41 = 73,241.13 : x
  2. Step 2: Convert to fraction form
    126,938.80/175,169.41 = 73,241.13/x
  3. Step 3: Cross multiply
    126,938.80x = 175,169.41 × 73,241.13
  4. Step 4: Simplify right side
    126,938.80x = 12,829,605,529.83
  5. Step 5: Solve for x
    x = 12,829,605,529.83/126,938.80
  6. Step 6: Final answer
    x = 101,069.22

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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.