Home / 269,757.12-372,262.80-148,898.37

Finding the Fourth Proportional to 269,757.12, 372,262.80 and 148,898.37

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Solution

The fourth proportional to 269,757.12, 372,262.80 and 148,898.37 is: 205,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,757.12 : 372,262.80 = 148,898.37 : x
  2. Step 2: Convert to fraction form
    269,757.12/372,262.80 = 148,898.37/x
  3. Step 3: Cross multiply
    269,757.12x = 372,262.80 × 148,898.37
  4. Step 4: Simplify right side
    269,757.12x = 55,429,324,131.64
  5. Step 5: Solve for x
    x = 55,429,324,131.64/269,757.12
  6. Step 6: Final answer
    x = 205,478.63

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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.