Home / 86,877-134,433

Finding the Third Proportional to 86,877 and 134,433

Calculator

Solution

The third proportional to 86,877 and 134,433 is: 208,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,877 : 134,433 = 134,433 : x
  2. Step 2: Convert to fraction form
    86,877/134,433 = 134,433/x
  3. Step 3: Cross multiply
    86,877x = 134,433 × 134,433
  4. Step 4: Simplify right side
    86,877x = 18,072,231,489
  5. Step 5: Solve for x
    x = 18,072,231,489/86,877
  6. Step 6: Final answer
    x = 208,020.90

Related Problems

Find third proportional to 43,438.50 and 67,216.50
Half scale
Find third proportional to 173,754 and 268,866
Double scale
Find third proportional to 86,879 and 134,436
Similar ratio
Find third proportional to 130,315.50 and 201,649.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.