Home / 84,163.59-126,245.24-49,078.65

Finding the Fourth Proportional to 84,163.59, 126,245.24 and 49,078.65

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Solution

The fourth proportional to 84,163.59, 126,245.24 and 49,078.65 is: 73,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,163.59 : 126,245.24 = 49,078.65 : x
  2. Step 2: Convert to fraction form
    84,163.59/126,245.24 = 49,078.65/x
  3. Step 3: Cross multiply
    84,163.59x = 126,245.24 × 49,078.65
  4. Step 4: Simplify right side
    84,163.59x = 6,195,945,413.36
  5. Step 5: Solve for x
    x = 6,195,945,413.36/84,163.59
  6. Step 6: Final answer
    x = 73,617.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.