Home / 75,825.72-113,751.96-25,894.11

Finding the Fourth Proportional to 75,825.72, 113,751.96 and 25,894.11

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Solution

The fourth proportional to 75,825.72, 113,751.96 and 25,894.11 is: 38,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,825.72 : 113,751.96 = 25,894.11 : x
  2. Step 2: Convert to fraction form
    75,825.72/113,751.96 = 25,894.11/x
  3. Step 3: Cross multiply
    75,825.72x = 113,751.96 × 25,894.11
  4. Step 4: Simplify right side
    75,825.72x = 2,945,505,764.96
  5. Step 5: Solve for x
    x = 2,945,505,764.96/75,825.72
  6. Step 6: Final answer
    x = 38,845.73

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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.