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Finding the Fourth Proportional to 269,359.79, 371,722.13 and 148,506.17

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Solution

The fourth proportional to 269,359.79, 371,722.13 and 148,506.17 is: 204,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,359.79 : 371,722.13 = 148,506.17 : x
  2. Step 2: Convert to fraction form
    269,359.79/371,722.13 = 148,506.17/x
  3. Step 3: Cross multiply
    269,359.79x = 371,722.13 × 148,506.17
  4. Step 4: Simplify right side
    269,359.79x = 55,203,027,786.30
  5. Step 5: Solve for x
    x = 55,203,027,786.30/269,359.79
  6. Step 6: Final answer
    x = 204,941.61

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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.