Home / 126,938.55-175,169.07-73,240.88

Finding the Fourth Proportional to 126,938.55, 175,169.07 and 73,240.88

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Solution

The fourth proportional to 126,938.55, 175,169.07 and 73,240.88 is: 101,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,938.55 : 175,169.07 = 73,240.88 : x
  2. Step 2: Convert to fraction form
    126,938.55/175,169.07 = 73,240.88/x
  3. Step 3: Cross multiply
    126,938.55x = 175,169.07 × 73,240.88
  4. Step 4: Simplify right side
    126,938.55x = 12,829,537,273.50
  5. Step 5: Solve for x
    x = 12,829,537,273.50/126,938.55
  6. Step 6: Final answer
    x = 101,068.88

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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.