Home / 269,023.17-371,244.41-146,512.78

Finding the Fourth Proportional to 269,023.17, 371,244.41 and 146,512.78

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Solution

The fourth proportional to 269,023.17, 371,244.41 and 146,512.78 is: 202,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,023.17 : 371,244.41 = 146,512.78 : x
  2. Step 2: Convert to fraction form
    269,023.17/371,244.41 = 146,512.78/x
  3. Step 3: Cross multiply
    269,023.17x = 371,244.41 × 146,512.78
  4. Step 4: Simplify right side
    269,023.17x = 54,392,049,457.31
  5. Step 5: Solve for x
    x = 54,392,049,457.31/269,023.17
  6. Step 6: Final answer
    x = 202,183.51

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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.