Home / 262,943.82-394,782.93-134,949.65

Finding the Fourth Proportional to 262,943.82, 394,782.93 and 134,949.65

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Solution

The fourth proportional to 262,943.82, 394,782.93 and 134,949.65 is: 202,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,943.82 : 394,782.93 = 134,949.65 : x
  2. Step 2: Convert to fraction form
    262,943.82/394,782.93 = 134,949.65/x
  3. Step 3: Cross multiply
    262,943.82x = 394,782.93 × 134,949.65
  4. Step 4: Simplify right side
    262,943.82x = 53,275,816,255.56
  5. Step 5: Solve for x
    x = 53,275,816,255.56/262,943.82
  6. Step 6: Final answer
    x = 202,612.92

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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.