Home / 68,653-141,715

Finding the Third Proportional to 68,653 and 141,715

Calculator

Solution

The third proportional to 68,653 and 141,715 is: 292,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,653 : 141,715 = 141,715 : x
  2. Step 2: Convert to fraction form
    68,653/141,715 = 141,715/x
  3. Step 3: Cross multiply
    68,653x = 141,715 × 141,715
  4. Step 4: Simplify right side
    68,653x = 20,083,141,225
  5. Step 5: Solve for x
    x = 20,083,141,225/68,653
  6. Step 6: Final answer
    x = 292,531.15

Related Problems

Find third proportional to 34,326.50 and 70,857.50
Half scale
Find third proportional to 137,306 and 283,430
Double scale
Find third proportional to 68,655 and 141,719
Similar ratio
Find third proportional to 102,979.50 and 212,572.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.