Home / 263,481.14-363,604.85-142,622.37

Finding the Fourth Proportional to 263,481.14, 363,604.85 and 142,622.37

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Solution

The fourth proportional to 263,481.14, 363,604.85 and 142,622.37 is: 196,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,481.14 : 363,604.85 = 142,622.37 : x
  2. Step 2: Convert to fraction form
    263,481.14/363,604.85 = 142,622.37/x
  3. Step 3: Cross multiply
    263,481.14x = 363,604.85 × 142,622.37
  4. Step 4: Simplify right side
    263,481.14x = 51,858,185,272.22
  5. Step 5: Solve for x
    x = 51,858,185,272.22/263,481.14
  6. Step 6: Final answer
    x = 196,819.35

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1.5x scale

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.