Home / 131,882.37-197,258.34-122,309.97

Finding the Fourth Proportional to 131,882.37, 197,258.34 and 122,309.97

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Solution

The fourth proportional to 131,882.37, 197,258.34 and 122,309.97 is: 182,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,882.37 : 197,258.34 = 122,309.97 : x
  2. Step 2: Convert to fraction form
    131,882.37/197,258.34 = 122,309.97/x
  3. Step 3: Cross multiply
    131,882.37x = 197,258.34 × 122,309.97
  4. Step 4: Simplify right side
    131,882.37x = 24,126,661,647.65
  5. Step 5: Solve for x
    x = 24,126,661,647.65/131,882.37
  6. Step 6: Final answer
    x = 182,940.76

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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.