Home / 239,896.33-331,066.79-149,305.93

Finding the Fourth Proportional to 239,896.33, 331,066.79 and 149,305.93

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Solution

The fourth proportional to 239,896.33, 331,066.79 and 149,305.93 is: 206,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,896.33 : 331,066.79 = 149,305.93 : x
  2. Step 2: Convert to fraction form
    239,896.33/331,066.79 = 149,305.93/x
  3. Step 3: Cross multiply
    239,896.33x = 331,066.79 × 149,305.93
  4. Step 4: Simplify right side
    239,896.33x = 49,430,234,226.54
  5. Step 5: Solve for x
    x = 49,430,234,226.54/239,896.33
  6. Step 6: Final answer
    x = 206,048.31

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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.