Home / 225,732.69-311,514.62-123,767.46

Finding the Fourth Proportional to 225,732.69, 311,514.62 and 123,767.46

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Solution

The fourth proportional to 225,732.69, 311,514.62 and 123,767.46 is: 170,801.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,732.69 : 311,514.62 = 123,767.46 : x
  2. Step 2: Convert to fraction form
    225,732.69/311,514.62 = 123,767.46/x
  3. Step 3: Cross multiply
    225,732.69x = 311,514.62 × 123,767.46
  4. Step 4: Simplify right side
    225,732.69x = 38,555,372,651.43
  5. Step 5: Solve for x
    x = 38,555,372,651.43/225,732.69
  6. Step 6: Final answer
    x = 170,801.02

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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.