Home / 269,690.22-372,196.35-148,857.66

Finding the Fourth Proportional to 269,690.22, 372,196.35 and 148,857.66

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Solution

The fourth proportional to 269,690.22, 372,196.35 and 148,857.66 is: 205,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,690.22 : 372,196.35 = 148,857.66 : x
  2. Step 2: Convert to fraction form
    269,690.22/372,196.35 = 148,857.66/x
  3. Step 3: Cross multiply
    269,690.22x = 372,196.35 × 148,857.66
  4. Step 4: Simplify right side
    269,690.22x = 55,404,277,721.54
  5. Step 5: Solve for x
    x = 55,404,277,721.54/269,690.22
  6. Step 6: Final answer
    x = 205,436.73

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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.