Home / 227,034.69-340,548.38-77,379.19

Finding the Fourth Proportional to 227,034.69, 340,548.38 and 77,379.19

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Solution

The fourth proportional to 227,034.69, 340,548.38 and 77,379.19 is: 116,067.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,034.69 : 340,548.38 = 77,379.19 : x
  2. Step 2: Convert to fraction form
    227,034.69/340,548.38 = 77,379.19/x
  3. Step 3: Cross multiply
    227,034.69x = 340,548.38 × 77,379.19
  4. Step 4: Simplify right side
    227,034.69x = 26,351,357,800.21
  5. Step 5: Solve for x
    x = 26,351,357,800.21/227,034.69
  6. Step 6: Final answer
    x = 116,067.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.