Home / 80,587.40-120,881.12-25,183.40

Finding the Fourth Proportional to 80,587.40, 120,881.12 and 25,183.40

Calculator

Solution

The fourth proportional to 80,587.40, 120,881.12 and 25,183.40 is: 37,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,587.40 : 120,881.12 = 25,183.40 : x
  2. Step 2: Convert to fraction form
    80,587.40/120,881.12 = 25,183.40/x
  3. Step 3: Cross multiply
    80,587.40x = 120,881.12 × 25,183.40
  4. Step 4: Simplify right side
    80,587.40x = 3,044,196,867.09
  5. Step 5: Solve for x
    x = 3,044,196,867.09/80,587.40
  6. Step 6: Final answer
    x = 37,775.10

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.