Home / 263,361.24-363,435.91-142,499.88

Finding the Fourth Proportional to 263,361.24, 363,435.91 and 142,499.88

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Solution

The fourth proportional to 263,361.24, 363,435.91 and 142,499.88 is: 196,648.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,361.24 : 363,435.91 = 142,499.88 : x
  2. Step 2: Convert to fraction form
    263,361.24/363,435.91 = 142,499.88/x
  3. Step 3: Cross multiply
    263,361.24x = 363,435.91 × 142,499.88
  4. Step 4: Simplify right side
    263,361.24x = 51,789,573,562.69
  5. Step 5: Solve for x
    x = 51,789,573,562.69/263,361.24
  6. Step 6: Final answer
    x = 196,648.43

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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.