Home / 126,870.06-175,091.37-70,286.70

Finding the Fourth Proportional to 126,870.06, 175,091.37 and 70,286.70

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Solution

The fourth proportional to 126,870.06, 175,091.37 and 70,286.70 is: 97,001.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,870.06 : 175,091.37 = 70,286.70 : x
  2. Step 2: Convert to fraction form
    126,870.06/175,091.37 = 70,286.70/x
  3. Step 3: Cross multiply
    126,870.06x = 175,091.37 × 70,286.70
  4. Step 4: Simplify right side
    126,870.06x = 12,306,594,595.78
  5. Step 5: Solve for x
    x = 12,306,594,595.78/126,870.06
  6. Step 6: Final answer
    x = 97,001.57

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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.