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Finding the Fourth Proportional to 269,380.56, 371,743.16 and 146,872.52

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Solution

The fourth proportional to 269,380.56, 371,743.16 and 146,872.52 is: 202,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,380.56 : 371,743.16 = 146,872.52 : x
  2. Step 2: Convert to fraction form
    269,380.56/371,743.16 = 146,872.52/x
  3. Step 3: Cross multiply
    269,380.56x = 371,743.16 × 146,872.52
  4. Step 4: Simplify right side
    269,380.56x = 54,598,852,108.88
  5. Step 5: Solve for x
    x = 54,598,852,108.88/269,380.56
  6. Step 6: Final answer
    x = 202,682.97

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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.