Home / 87,453-189,450

Finding the Third Proportional to 87,453 and 189,450

Calculator

Solution

The third proportional to 87,453 and 189,450 is: 410,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,453 : 189,450 = 189,450 : x
  2. Step 2: Convert to fraction form
    87,453/189,450 = 189,450/x
  3. Step 3: Cross multiply
    87,453x = 189,450 × 189,450
  4. Step 4: Simplify right side
    87,453x = 35,891,302,500
  5. Step 5: Solve for x
    x = 35,891,302,500/87,453
  6. Step 6: Final answer
    x = 410,406.76

Related Problems

Find third proportional to 43,726.50 and 94,725
Half scale
Find third proportional to 174,906 and 378,900
Double scale
Find third proportional to 87,455 and 189,454
Similar ratio
Find third proportional to 131,179.50 and 284,175
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.