Home / 263,996.88-364,320.42-143,142.24

Finding the Fourth Proportional to 263,996.88, 364,320.42 and 143,142.24

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Solution

The fourth proportional to 263,996.88, 364,320.42 and 143,142.24 is: 197,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,996.88 : 364,320.42 = 143,142.24 : x
  2. Step 2: Convert to fraction form
    263,996.88/364,320.42 = 143,142.24/x
  3. Step 3: Cross multiply
    263,996.88x = 364,320.42 × 143,142.24
  4. Step 4: Simplify right side
    263,996.88x = 52,149,640,996.54
  5. Step 5: Solve for x
    x = 52,149,640,996.54/263,996.88
  6. Step 6: Final answer
    x = 197,538.85

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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.