Home / 85,616-136,351

Finding the Third Proportional to 85,616 and 136,351

Calculator

Solution

The third proportional to 85,616 and 136,351 is: 217,150.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,616 : 136,351 = 136,351 : x
  2. Step 2: Convert to fraction form
    85,616/136,351 = 136,351/x
  3. Step 3: Cross multiply
    85,616x = 136,351 × 136,351
  4. Step 4: Simplify right side
    85,616x = 18,591,595,201
  5. Step 5: Solve for x
    x = 18,591,595,201/85,616
  6. Step 6: Final answer
    x = 217,150.94

Related Problems

Find third proportional to 42,808 and 68,175.50
Half scale
Find third proportional to 171,232 and 272,702
Double scale
Find third proportional to 85,618 and 136,354
Similar ratio
Find third proportional to 128,424 and 204,526.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.