Home / 67,326-141,420

Finding the Third Proportional to 67,326 and 141,420

Calculator

Solution

The third proportional to 67,326 and 141,420 is: 297,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,326 : 141,420 = 141,420 : x
  2. Step 2: Convert to fraction form
    67,326/141,420 = 141,420/x
  3. Step 3: Cross multiply
    67,326x = 141,420 × 141,420
  4. Step 4: Simplify right side
    67,326x = 19,999,616,400
  5. Step 5: Solve for x
    x = 19,999,616,400/67,326
  6. Step 6: Final answer
    x = 297,056.36

Related Problems

Find third proportional to 33,663 and 70,710
Half scale
Find third proportional to 134,652 and 282,840
Double scale
Find third proportional to 67,328 and 141,424
Similar ratio
Find third proportional to 100,989 and 212,130
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.