Home / 227,042.51-313,318.73-131,604.56

Finding the Fourth Proportional to 227,042.51, 313,318.73 and 131,604.56

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Solution

The fourth proportional to 227,042.51, 313,318.73 and 131,604.56 is: 181,614.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,042.51 : 313,318.73 = 131,604.56 : x
  2. Step 2: Convert to fraction form
    227,042.51/313,318.73 = 131,604.56/x
  3. Step 3: Cross multiply
    227,042.51x = 313,318.73 × 131,604.56
  4. Step 4: Simplify right side
    227,042.51x = 41,234,171,376.79
  5. Step 5: Solve for x
    x = 41,234,171,376.79/227,042.51
  6. Step 6: Final answer
    x = 181,614.33

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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.