Home / 195,725.34-269,843.94-141,231.78

Finding the Fourth Proportional to 195,725.34, 269,843.94 and 141,231.78

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Solution

The fourth proportional to 195,725.34, 269,843.94 and 141,231.78 is: 194,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,725.34 : 269,843.94 = 141,231.78 : x
  2. Step 2: Convert to fraction form
    195,725.34/269,843.94 = 141,231.78/x
  3. Step 3: Cross multiply
    195,725.34x = 269,843.94 × 141,231.78
  4. Step 4: Simplify right side
    195,725.34x = 38,110,539,968.41
  5. Step 5: Solve for x
    x = 38,110,539,968.41/195,725.34
  6. Step 6: Final answer
    x = 194,714.39

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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.