Home / 263,421.94-395,118.99-73,895.38

Finding the Fourth Proportional to 263,421.94, 395,118.99 and 73,895.38

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Solution

The fourth proportional to 263,421.94, 395,118.99 and 73,895.38 is: 110,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,421.94 : 395,118.99 = 73,895.38 : x
  2. Step 2: Convert to fraction form
    263,421.94/395,118.99 = 73,895.38/x
  3. Step 3: Cross multiply
    263,421.94x = 395,118.99 × 73,895.38
  4. Step 4: Simplify right side
    263,421.94x = 29,197,467,911.27
  5. Step 5: Solve for x
    x = 29,197,467,911.27/263,421.94
  6. Step 6: Final answer
    x = 110,839.17

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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.