Home / 86,426-178,852

Finding the Third Proportional to 86,426 and 178,852

Calculator

Solution

The third proportional to 86,426 and 178,852 is: 370,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,426 : 178,852 = 178,852 : x
  2. Step 2: Convert to fraction form
    86,426/178,852 = 178,852/x
  3. Step 3: Cross multiply
    86,426x = 178,852 × 178,852
  4. Step 4: Simplify right side
    86,426x = 31,988,037,904
  5. Step 5: Solve for x
    x = 31,988,037,904/86,426
  6. Step 6: Final answer
    x = 370,120.54

Related Problems

Find third proportional to 43,213 and 89,426
Half scale
Find third proportional to 172,852 and 357,704
Double scale
Find third proportional to 86,428 and 178,856
Similar ratio
Find third proportional to 129,639 and 268,278
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.