Home / 218,240.82-327,324.78-60,485.22

Finding the Fourth Proportional to 218,240.82, 327,324.78 and 60,485.22

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Solution

The fourth proportional to 218,240.82, 327,324.78 and 60,485.22 is: 90,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,240.82 : 327,324.78 = 60,485.22 : x
  2. Step 2: Convert to fraction form
    218,240.82/327,324.78 = 60,485.22/x
  3. Step 3: Cross multiply
    218,240.82x = 327,324.78 × 60,485.22
  4. Step 4: Simplify right side
    218,240.82x = 19,798,311,329.75
  5. Step 5: Solve for x
    x = 19,798,311,329.75/218,240.82
  6. Step 6: Final answer
    x = 90,717.73

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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.