Home / 269,791.21-372,309.77-148,932.59

Finding the Fourth Proportional to 269,791.21, 372,309.77 and 148,932.59

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Solution

The fourth proportional to 269,791.21, 372,309.77 and 148,932.59 is: 205,525.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,791.21 : 372,309.77 = 148,932.59 : x
  2. Step 2: Convert to fraction form
    269,791.21/372,309.77 = 148,932.59/x
  3. Step 3: Cross multiply
    269,791.21x = 372,309.77 × 148,932.59
  4. Step 4: Simplify right side
    269,791.21x = 55,449,057,583.74
  5. Step 5: Solve for x
    x = 55,449,057,583.74/269,791.21
  6. Step 6: Final answer
    x = 205,525.82

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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.