Home / 197,982.94-273,213.08-111,940.48

Finding the Fourth Proportional to 197,982.94, 273,213.08 and 111,940.48

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Solution

The fourth proportional to 197,982.94, 273,213.08 and 111,940.48 is: 154,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,982.94 : 273,213.08 = 111,940.48 : x
  2. Step 2: Convert to fraction form
    197,982.94/273,213.08 = 111,940.48/x
  3. Step 3: Cross multiply
    197,982.94x = 273,213.08 × 111,940.48
  4. Step 4: Simplify right side
    197,982.94x = 30,583,603,317.48
  5. Step 5: Solve for x
    x = 30,583,603,317.48/197,982.94
  6. Step 6: Final answer
    x = 154,475.95

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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.