Home / 126,943.20-175,200.27-73,217.72

Finding the Fourth Proportional to 126,943.20, 175,200.27 and 73,217.72

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Solution

The fourth proportional to 126,943.20, 175,200.27 and 73,217.72 is: 101,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,943.20 : 175,200.27 = 73,217.72 : x
  2. Step 2: Convert to fraction form
    126,943.20/175,200.27 = 73,217.72/x
  3. Step 3: Cross multiply
    126,943.20x = 175,200.27 × 73,217.72
  4. Step 4: Simplify right side
    126,943.20x = 12,827,764,476.22
  5. Step 5: Solve for x
    x = 12,827,764,476.22/126,943.20
  6. Step 6: Final answer
    x = 101,051.21

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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.