Home / 110,198-238,720

Finding the Third Proportional to 110,198 and 238,720

Calculator

Solution

The third proportional to 110,198 and 238,720 is: 517,134.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,198 : 238,720 = 238,720 : x
  2. Step 2: Convert to fraction form
    110,198/238,720 = 238,720/x
  3. Step 3: Cross multiply
    110,198x = 238,720 × 238,720
  4. Step 4: Simplify right side
    110,198x = 56,987,238,400
  5. Step 5: Solve for x
    x = 56,987,238,400/110,198
  6. Step 6: Final answer
    x = 517,134.96

Related Problems

Find third proportional to 55,099 and 119,360
Half scale
Find third proportional to 220,396 and 477,440
Double scale
Find third proportional to 110,200 and 238,724
Similar ratio
Find third proportional to 165,297 and 358,080
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.