Home / 269,812.68-372,322.38-148,934.56

Finding the Fourth Proportional to 269,812.68, 372,322.38 and 148,934.56

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Solution

The fourth proportional to 269,812.68, 372,322.38 and 148,934.56 is: 205,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,812.68 : 372,322.38 = 148,934.56 : x
  2. Step 2: Convert to fraction form
    269,812.68/372,322.38 = 148,934.56/x
  3. Step 3: Cross multiply
    269,812.68x = 372,322.38 × 148,934.56
  4. Step 4: Simplify right side
    269,812.68x = 55,451,669,843.45
  5. Step 5: Solve for x
    x = 55,451,669,843.45/269,812.68
  6. Step 6: Final answer
    x = 205,519.14

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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.