Home / 226,680.69-340,021.27-84,523.79

Finding the Fourth Proportional to 226,680.69, 340,021.27 and 84,523.79

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Solution

The fourth proportional to 226,680.69, 340,021.27 and 84,523.79 is: 126,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,680.69 : 340,021.27 = 84,523.79 : x
  2. Step 2: Convert to fraction form
    226,680.69/340,021.27 = 84,523.79/x
  3. Step 3: Cross multiply
    226,680.69x = 340,021.27 × 84,523.79
  4. Step 4: Simplify right side
    226,680.69x = 28,739,885,998.39
  5. Step 5: Solve for x
    x = 28,739,885,998.39/226,680.69
  6. Step 6: Final answer
    x = 126,785.77

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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.