Home / 227,446.81-313,879.86-131,982.37

Finding the Fourth Proportional to 227,446.81, 313,879.86 and 131,982.37

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Solution

The fourth proportional to 227,446.81, 313,879.86 and 131,982.37 is: 182,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,446.81 : 313,879.86 = 131,982.37 : x
  2. Step 2: Convert to fraction form
    227,446.81/313,879.86 = 131,982.37/x
  3. Step 3: Cross multiply
    227,446.81x = 313,879.86 × 131,982.37
  4. Step 4: Simplify right side
    227,446.81x = 41,426,605,588.76
  5. Step 5: Solve for x
    x = 41,426,605,588.76/227,446.81
  6. Step 6: Final answer
    x = 182,137.56

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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.