Home / 269,004.78-371,229.39-148,148.46

Finding the Fourth Proportional to 269,004.78, 371,229.39 and 148,148.46

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Solution

The fourth proportional to 269,004.78, 371,229.39 and 148,148.46 is: 204,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,004.78 : 371,229.39 = 148,148.46 : x
  2. Step 2: Convert to fraction form
    269,004.78/371,229.39 = 148,148.46/x
  3. Step 3: Cross multiply
    269,004.78x = 371,229.39 × 148,148.46
  4. Step 4: Simplify right side
    269,004.78x = 54,997,062,435.24
  5. Step 5: Solve for x
    x = 54,997,062,435.24/269,004.78
  6. Step 6: Final answer
    x = 204,446.41

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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.