Home / 269,979.54-372,575.34-149,120.52

Finding the Fourth Proportional to 269,979.54, 372,575.34 and 149,120.52

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Solution

The fourth proportional to 269,979.54, 372,575.34 and 149,120.52 is: 205,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,979.54 : 372,575.34 = 149,120.52 : x
  2. Step 2: Convert to fraction form
    269,979.54/372,575.34 = 149,120.52/x
  3. Step 3: Cross multiply
    269,979.54x = 372,575.34 × 149,120.52
  4. Step 4: Simplify right side
    269,979.54x = 55,558,628,439.98
  5. Step 5: Solve for x
    x = 55,558,628,439.98/269,979.54
  6. Step 6: Final answer
    x = 205,788.29

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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.