Home / 269,435.85-371,824.07-148,581.42

Finding the Fourth Proportional to 269,435.85, 371,824.07 and 148,581.42

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Solution

The fourth proportional to 269,435.85, 371,824.07 and 148,581.42 is: 205,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,435.85 : 371,824.07 = 148,581.42 : x
  2. Step 2: Convert to fraction form
    269,435.85/371,824.07 = 148,581.42/x
  3. Step 3: Cross multiply
    269,435.85x = 371,824.07 × 148,581.42
  4. Step 4: Simplify right side
    269,435.85x = 55,246,147,567.87
  5. Step 5: Solve for x
    x = 55,246,147,567.87/269,435.85
  6. Step 6: Final answer
    x = 205,043.79

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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.