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Finding the Fourth Proportional to 240,696.87, 332,164.31 and 133,268.79

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Solution

The fourth proportional to 240,696.87, 332,164.31 and 133,268.79 is: 183,912.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,696.87 : 332,164.31 = 133,268.79 : x
  2. Step 2: Convert to fraction form
    240,696.87/332,164.31 = 133,268.79/x
  3. Step 3: Cross multiply
    240,696.87x = 332,164.31 × 133,268.79
  4. Step 4: Simplify right side
    240,696.87x = 44,267,135,008.54
  5. Step 5: Solve for x
    x = 44,267,135,008.54/240,696.87
  6. Step 6: Final answer
    x = 183,912.38

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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.