Home / 67,980-97,908

Finding the Third Proportional to 67,980 and 97,908

Calculator

Solution

The third proportional to 67,980 and 97,908 is: 141,011.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980 : 97,908 = 97,908 : x
  2. Step 2: Convert to fraction form
    67,980/97,908 = 97,908/x
  3. Step 3: Cross multiply
    67,980x = 97,908 × 97,908
  4. Step 4: Simplify right side
    67,980x = 9,585,976,464
  5. Step 5: Solve for x
    x = 9,585,976,464/67,980
  6. Step 6: Final answer
    x = 141,011.72

Related Problems

Find third proportional to 33,990 and 48,954
Half scale
Find third proportional to 135,960 and 195,816
Double scale
Find third proportional to 67,982 and 97,911
Similar ratio
Find third proportional to 101,970 and 146,862
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.