Home / 252,793.04-378,757.97-139,036.07

Finding the Fourth Proportional to 252,793.04, 378,757.97 and 139,036.07

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Solution

The fourth proportional to 252,793.04, 378,757.97 and 139,036.07 is: 208,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,793.04 : 378,757.97 = 139,036.07 : x
  2. Step 2: Convert to fraction form
    252,793.04/378,757.97 = 139,036.07/x
  3. Step 3: Cross multiply
    252,793.04x = 378,757.97 × 139,036.07
  4. Step 4: Simplify right side
    252,793.04x = 52,661,019,629.98
  5. Step 5: Solve for x
    x = 52,661,019,629.98/252,793.04
  6. Step 6: Final answer
    x = 208,316.73

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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.