Home / 90,984-199,968

Finding the Third Proportional to 90,984 and 199,968

Calculator

Solution

The third proportional to 90,984 and 199,968 is: 439,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,984 : 199,968 = 199,968 : x
  2. Step 2: Convert to fraction form
    90,984/199,968 = 199,968/x
  3. Step 3: Cross multiply
    90,984x = 199,968 × 199,968
  4. Step 4: Simplify right side
    90,984x = 39,987,201,024
  5. Step 5: Solve for x
    x = 39,987,201,024/90,984
  6. Step 6: Final answer
    x = 439,497.07

Related Problems

Find third proportional to 45,492 and 99,984
Half scale
Find third proportional to 181,968 and 399,936
Double scale
Find third proportional to 90,986 and 199,972
Similar ratio
Find third proportional to 136,476 and 299,952
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.