Home / 226,721.07-339,707.94-131,684.48

Finding the Fourth Proportional to 226,721.07, 339,707.94 and 131,684.48

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Solution

The fourth proportional to 226,721.07, 339,707.94 and 131,684.48 is: 197,309.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,721.07 : 339,707.94 = 131,684.48 : x
  2. Step 2: Convert to fraction form
    226,721.07/339,707.94 = 131,684.48/x
  3. Step 3: Cross multiply
    226,721.07x = 339,707.94 × 131,684.48
  4. Step 4: Simplify right side
    226,721.07x = 44,734,263,430.77
  5. Step 5: Solve for x
    x = 44,734,263,430.77/226,721.07
  6. Step 6: Final answer
    x = 197,309.69

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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.