Home / 274,738.56-412,060.58-82,610.07

Finding the Fourth Proportional to 274,738.56, 412,060.58 and 82,610.07

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Solution

The fourth proportional to 274,738.56, 412,060.58 and 82,610.07 is: 123,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,738.56 : 412,060.58 = 82,610.07 : x
  2. Step 2: Convert to fraction form
    274,738.56/412,060.58 = 82,610.07/x
  3. Step 3: Cross multiply
    274,738.56x = 412,060.58 × 82,610.07
  4. Step 4: Simplify right side
    274,738.56x = 34,040,351,297.74
  5. Step 5: Solve for x
    x = 34,040,351,297.74/274,738.56
  6. Step 6: Final answer
    x = 123,900.89

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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.