Home / 75,858-165,540

Finding the Third Proportional to 75,858 and 165,540

Calculator

Solution

The third proportional to 75,858 and 165,540 is: 361,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,858 : 165,540 = 165,540 : x
  2. Step 2: Convert to fraction form
    75,858/165,540 = 165,540/x
  3. Step 3: Cross multiply
    75,858x = 165,540 × 165,540
  4. Step 4: Simplify right side
    75,858x = 27,403,491,600
  5. Step 5: Solve for x
    x = 27,403,491,600/75,858
  6. Step 6: Final answer
    x = 361,247.22

Related Problems

Find third proportional to 37,929 and 82,770
Half scale
Find third proportional to 151,716 and 331,080
Double scale
Find third proportional to 75,860 and 165,544
Similar ratio
Find third proportional to 113,787 and 248,310
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.