Home / 75,427.77-113,156.23-25,515.97

Finding the Fourth Proportional to 75,427.77, 113,156.23 and 25,515.97

Calculator

Solution

The fourth proportional to 75,427.77, 113,156.23 and 25,515.97 is: 38,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,427.77 : 113,156.23 = 25,515.97 : x
  2. Step 2: Convert to fraction form
    75,427.77/113,156.23 = 25,515.97/x
  3. Step 3: Cross multiply
    75,427.77x = 113,156.23 × 25,515.97
  4. Step 4: Simplify right side
    75,427.77x = 2,887,290,906.20
  5. Step 5: Solve for x
    x = 2,887,290,906.20/75,427.77
  6. Step 6: Final answer
    x = 38,278.89

Related Problems

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.