Home / 121,419-180,883.13

Finding the Third Proportional to 121,419 and 180,883.13

Calculator

Solution

The third proportional to 121,419 and 180,883.13 is: 269,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,419 : 180,883.13 = 180,883.13 : x
  2. Step 2: Convert to fraction form
    121,419/180,883.13 = 180,883.13/x
  3. Step 3: Cross multiply
    121,419x = 180,883.13 × 180,883.13
  4. Step 4: Simplify right side
    121,419x = 32,718,704,909.77
  5. Step 5: Solve for x
    x = 32,718,704,909.77/121,419
  6. Step 6: Final answer
    x = 269,469.40

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.