Home / 132,921-189,589

Finding the Third Proportional to 132,921 and 189,589

Calculator

Solution

The third proportional to 132,921 and 189,589 is: 270,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,921 : 189,589 = 189,589 : x
  2. Step 2: Convert to fraction form
    132,921/189,589 = 189,589/x
  3. Step 3: Cross multiply
    132,921x = 189,589 × 189,589
  4. Step 4: Simplify right side
    132,921x = 35,943,988,921
  5. Step 5: Solve for x
    x = 35,943,988,921/132,921
  6. Step 6: Final answer
    x = 270,416.18

Related Problems

Find third proportional to 66,460.50 and 94,794.50
Half scale
Find third proportional to 265,842 and 379,178
Double scale
Find third proportional to 132,923 and 189,592
Similar ratio
Find third proportional to 199,381.50 and 284,383.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.