Home / 259,033.75-388,606.20-146,767.75

Finding the Fourth Proportional to 259,033.75, 388,606.20 and 146,767.75

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Solution

The fourth proportional to 259,033.75, 388,606.20 and 146,767.75 is: 220,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,033.75 : 388,606.20 = 146,767.75 : x
  2. Step 2: Convert to fraction form
    259,033.75/388,606.20 = 146,767.75/x
  3. Step 3: Cross multiply
    259,033.75x = 388,606.20 × 146,767.75
  4. Step 4: Simplify right side
    259,033.75x = 57,034,857,610.05
  5. Step 5: Solve for x
    x = 57,034,857,610.05/259,033.75
  6. Step 6: Final answer
    x = 220,183.11

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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.