Home / 75,945.78-113,918.00-25,348.64

Finding the Fourth Proportional to 75,945.78, 113,918.00 and 25,348.64

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Solution

The fourth proportional to 75,945.78, 113,918.00 and 25,348.64 is: 38,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,945.78 : 113,918.00 = 25,348.64 : x
  2. Step 2: Convert to fraction form
    75,945.78/113,918.00 = 25,348.64/x
  3. Step 3: Cross multiply
    75,945.78x = 113,918.00 × 25,348.64
  4. Step 4: Simplify right side
    75,945.78x = 2,887,665,675.19
  5. Step 5: Solve for x
    x = 2,887,665,675.19/75,945.78
  6. Step 6: Final answer
    x = 38,022.73

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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.