Home / 86,167-128,734

Finding the Third Proportional to 86,167 and 128,734

Calculator

Solution

The third proportional to 86,167 and 128,734 is: 192,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,167 : 128,734 = 128,734 : x
  2. Step 2: Convert to fraction form
    86,167/128,734 = 128,734/x
  3. Step 3: Cross multiply
    86,167x = 128,734 × 128,734
  4. Step 4: Simplify right side
    86,167x = 16,572,442,756
  5. Step 5: Solve for x
    x = 16,572,442,756/86,167
  6. Step 6: Final answer
    x = 192,329.35

Related Problems

Find third proportional to 43,083.50 and 64,367
Half scale
Find third proportional to 172,334 and 257,468
Double scale
Find third proportional to 86,169 and 128,737
Similar ratio
Find third proportional to 129,250.50 and 193,101
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.