Home / 126,995.52-175,245.30-73,282.80

Finding the Fourth Proportional to 126,995.52, 175,245.30 and 73,282.80

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Solution

The fourth proportional to 126,995.52, 175,245.30 and 73,282.80 is: 101,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,995.52 : 175,245.30 = 73,282.80 : x
  2. Step 2: Convert to fraction form
    126,995.52/175,245.30 = 73,282.80/x
  3. Step 3: Cross multiply
    126,995.52x = 175,245.30 × 73,282.80
  4. Step 4: Simplify right side
    126,995.52x = 12,842,466,270.84
  5. Step 5: Solve for x
    x = 12,842,466,270.84/126,995.52
  6. Step 6: Final answer
    x = 101,125.35

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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.