Home / 269,640.66-372,106.14-148,786.44

Finding the Fourth Proportional to 269,640.66, 372,106.14 and 148,786.44

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Solution

The fourth proportional to 269,640.66, 372,106.14 and 148,786.44 is: 205,326.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,640.66 : 372,106.14 = 148,786.44 : x
  2. Step 2: Convert to fraction form
    269,640.66/372,106.14 = 148,786.44/x
  3. Step 3: Cross multiply
    269,640.66x = 372,106.14 × 148,786.44
  4. Step 4: Simplify right side
    269,640.66x = 55,364,347,872.74
  5. Step 5: Solve for x
    x = 55,364,347,872.74/269,640.66
  6. Step 6: Final answer
    x = 205,326.41

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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.