Home / 263,933.20-395,923.11-74,395.16

Finding the Fourth Proportional to 263,933.20, 395,923.11 and 74,395.16

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Solution

The fourth proportional to 263,933.20, 395,923.11 and 74,395.16 is: 111,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,933.20 : 395,923.11 = 74,395.16 : x
  2. Step 2: Convert to fraction form
    263,933.20/395,923.11 = 74,395.16/x
  3. Step 3: Cross multiply
    263,933.20x = 395,923.11 × 74,395.16
  4. Step 4: Simplify right side
    263,933.20x = 29,454,762,342.26
  5. Step 5: Solve for x
    x = 29,454,762,342.26/263,933.20
  6. Step 6: Final answer
    x = 111,599.31

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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.