Home / 75,577.11-113,371.11-22,986.42

Finding the Fourth Proportional to 75,577.11, 113,371.11 and 22,986.42

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Solution

The fourth proportional to 75,577.11, 113,371.11 and 22,986.42 is: 34,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,577.11 : 113,371.11 = 22,986.42 : x
  2. Step 2: Convert to fraction form
    75,577.11/113,371.11 = 22,986.42/x
  3. Step 3: Cross multiply
    75,577.11x = 113,371.11 × 22,986.42
  4. Step 4: Simplify right side
    75,577.11x = 2,605,995,950.33
  5. Step 5: Solve for x
    x = 2,605,995,950.33/75,577.11
  6. Step 6: Final answer
    x = 34,481.29

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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.