Home / 194,966.09-269,043.57-108,908

Finding the Fourth Proportional to 194,966.09, 269,043.57 and 108,908

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Solution

The fourth proportional to 194,966.09, 269,043.57 and 108,908 is: 150,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,966.09 : 269,043.57 = 108,908 : x
  2. Step 2: Convert to fraction form
    194,966.09/269,043.57 = 108,908/x
  3. Step 3: Cross multiply
    194,966.09x = 269,043.57 × 108,908
  4. Step 4: Simplify right side
    194,966.09x = 29,300,997,121.56
  5. Step 5: Solve for x
    x = 29,300,997,121.56/194,966.09
  6. Step 6: Final answer
    x = 150,287.66

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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.