Home / 126,882.56-175,091.04-70,290.56

Finding the Fourth Proportional to 126,882.56, 175,091.04 and 70,290.56

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Solution

The fourth proportional to 126,882.56, 175,091.04 and 70,290.56 is: 96,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,882.56 : 175,091.04 = 70,290.56 : x
  2. Step 2: Convert to fraction form
    126,882.56/175,091.04 = 70,290.56/x
  3. Step 3: Cross multiply
    126,882.56x = 175,091.04 × 70,290.56
  4. Step 4: Simplify right side
    126,882.56x = 12,307,247,252.58
  5. Step 5: Solve for x
    x = 12,307,247,252.58/126,882.56
  6. Step 6: Final answer
    x = 96,997.15

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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.