Home / 214,786.08-296,268.62-131,963.78

Finding the Fourth Proportional to 214,786.08, 296,268.62 and 131,963.78

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Solution

The fourth proportional to 214,786.08, 296,268.62 and 131,963.78 is: 182,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,786.08 : 296,268.62 = 131,963.78 : x
  2. Step 2: Convert to fraction form
    214,786.08/296,268.62 = 131,963.78/x
  3. Step 3: Cross multiply
    214,786.08x = 296,268.62 × 131,963.78
  4. Step 4: Simplify right side
    214,786.08x = 39,096,726,990.58
  5. Step 5: Solve for x
    x = 39,096,726,990.58/214,786.08
  6. Step 6: Final answer
    x = 182,026.35

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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.