Home / 226,928.82-313,203.76-131,435.48

Finding the Fourth Proportional to 226,928.82, 313,203.76 and 131,435.48

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Solution

The fourth proportional to 226,928.82, 313,203.76 and 131,435.48 is: 181,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,928.82 : 313,203.76 = 131,435.48 : x
  2. Step 2: Convert to fraction form
    226,928.82/313,203.76 = 131,435.48/x
  3. Step 3: Cross multiply
    226,928.82x = 313,203.76 × 131,435.48
  4. Step 4: Simplify right side
    226,928.82x = 41,166,086,533.40
  5. Step 5: Solve for x
    x = 41,166,086,533.40/226,928.82
  6. Step 6: Final answer
    x = 181,405.28

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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.