Home / 239,940.43-360,132.05-121,694.81

Finding the Fourth Proportional to 239,940.43, 360,132.05 and 121,694.81

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Solution

The fourth proportional to 239,940.43, 360,132.05 and 121,694.81 is: 182,654.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,940.43 : 360,132.05 = 121,694.81 : x
  2. Step 2: Convert to fraction form
    239,940.43/360,132.05 = 121,694.81/x
  3. Step 3: Cross multiply
    239,940.43x = 360,132.05 × 121,694.81
  4. Step 4: Simplify right side
    239,940.43x = 43,826,201,399.66
  5. Step 5: Solve for x
    x = 43,826,201,399.66/239,940.43
  6. Step 6: Final answer
    x = 182,654.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.