Home / 269,015.85-371,227.46-148,133.54

Finding the Fourth Proportional to 269,015.85, 371,227.46 and 148,133.54

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Solution

The fourth proportional to 269,015.85, 371,227.46 and 148,133.54 is: 204,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,015.85 : 371,227.46 = 148,133.54 : x
  2. Step 2: Convert to fraction form
    269,015.85/371,227.46 = 148,133.54/x
  3. Step 3: Cross multiply
    269,015.85x = 371,227.46 × 148,133.54
  4. Step 4: Simplify right side
    269,015.85x = 54,991,235,198.20
  5. Step 5: Solve for x
    x = 54,991,235,198.20/269,015.85
  6. Step 6: Final answer
    x = 204,416.34

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1.5x scale

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.