Home / 90,710-196,954

Finding the Third Proportional to 90,710 and 196,954

Calculator

Solution

The third proportional to 90,710 and 196,954 is: 427,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,710 : 196,954 = 196,954 : x
  2. Step 2: Convert to fraction form
    90,710/196,954 = 196,954/x
  3. Step 3: Cross multiply
    90,710x = 196,954 × 196,954
  4. Step 4: Simplify right side
    90,710x = 38,790,878,116
  5. Step 5: Solve for x
    x = 38,790,878,116/90,710
  6. Step 6: Final answer
    x = 427,636.18

Related Problems

Find third proportional to 45,355 and 98,477
Half scale
Find third proportional to 181,420 and 393,908
Double scale
Find third proportional to 90,712 and 196,958
Similar ratio
Find third proportional to 136,065 and 295,431
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.