Home / 263,315.64-363,375.18-142,456.62

Finding the Fourth Proportional to 263,315.64, 363,375.18 and 142,456.62

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Solution

The fourth proportional to 263,315.64, 363,375.18 and 142,456.62 is: 196,589.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,315.64 : 363,375.18 = 142,456.62 : x
  2. Step 2: Convert to fraction form
    263,315.64/363,375.18 = 142,456.62/x
  3. Step 3: Cross multiply
    263,315.64x = 363,375.18 × 142,456.62
  4. Step 4: Simplify right side
    263,315.64x = 51,765,199,934.69
  5. Step 5: Solve for x
    x = 51,765,199,934.69/263,315.64
  6. Step 6: Final answer
    x = 196,589.92

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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.