Home / 86,040-132,912

Finding the Third Proportional to 86,040 and 132,912

Calculator

Solution

The third proportional to 86,040 and 132,912 is: 205,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,040 : 132,912 = 132,912 : x
  2. Step 2: Convert to fraction form
    86,040/132,912 = 132,912/x
  3. Step 3: Cross multiply
    86,040x = 132,912 × 132,912
  4. Step 4: Simplify right side
    86,040x = 17,665,599,744
  5. Step 5: Solve for x
    x = 17,665,599,744/86,040
  6. Step 6: Final answer
    x = 205,318.45

Related Problems

Find third proportional to 43,020 and 66,456
Half scale
Find third proportional to 172,080 and 265,824
Double scale
Find third proportional to 86,042 and 132,915
Similar ratio
Find third proportional to 129,060 and 199,368
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.