Home / 269,659.19-404,643.34-109,705.61

Finding the Fourth Proportional to 269,659.19, 404,643.34 and 109,705.61

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Solution

The fourth proportional to 269,659.19, 404,643.34 and 109,705.61 is: 164,621.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,659.19 : 404,643.34 = 109,705.61 : x
  2. Step 2: Convert to fraction form
    269,659.19/404,643.34 = 109,705.61/x
  3. Step 3: Cross multiply
    269,659.19x = 404,643.34 × 109,705.61
  4. Step 4: Simplify right side
    269,659.19x = 44,391,644,447.14
  5. Step 5: Solve for x
    x = 44,391,644,447.14/269,659.19
  6. Step 6: Final answer
    x = 164,621.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.