Home / 126,942.06-175,180.19-70,353.48

Finding the Fourth Proportional to 126,942.06, 175,180.19 and 70,353.48

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Solution

The fourth proportional to 126,942.06, 175,180.19 and 70,353.48 is: 97,087.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,942.06 : 175,180.19 = 70,353.48 : x
  2. Step 2: Convert to fraction form
    126,942.06/175,180.19 = 70,353.48/x
  3. Step 3: Cross multiply
    126,942.06x = 175,180.19 × 70,353.48
  4. Step 4: Simplify right side
    126,942.06x = 12,324,535,641.79
  5. Step 5: Solve for x
    x = 12,324,535,641.79/126,942.06
  6. Step 6: Final answer
    x = 97,087.88

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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.