Home / 268,076.32-369,949.18-147,228.48

Finding the Fourth Proportional to 268,076.32, 369,949.18 and 147,228.48

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Solution

The fourth proportional to 268,076.32, 369,949.18 and 147,228.48 is: 203,177.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,076.32 : 369,949.18 = 147,228.48 : x
  2. Step 2: Convert to fraction form
    268,076.32/369,949.18 = 147,228.48/x
  3. Step 3: Cross multiply
    268,076.32x = 369,949.18 × 147,228.48
  4. Step 4: Simplify right side
    268,076.32x = 54,467,055,448.65
  5. Step 5: Solve for x
    x = 54,467,055,448.65/268,076.32
  6. Step 6: Final answer
    x = 203,177.42

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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.