Home / 75,918.24-113,876.64-25,997.76

Finding the Fourth Proportional to 75,918.24, 113,876.64 and 25,997.76

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Solution

The fourth proportional to 75,918.24, 113,876.64 and 25,997.76 is: 38,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,918.24 : 113,876.64 = 25,997.76 : x
  2. Step 2: Convert to fraction form
    75,918.24/113,876.64 = 25,997.76/x
  3. Step 3: Cross multiply
    75,918.24x = 113,876.64 × 25,997.76
  4. Step 4: Simplify right side
    75,918.24x = 2,960,537,556.33
  5. Step 5: Solve for x
    x = 2,960,537,556.33/75,918.24
  6. Step 6: Final answer
    x = 38,996.39

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1.5x scale

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.