Home / 86,292-115,884

Finding the Third Proportional to 86,292 and 115,884

Calculator

Solution

The third proportional to 86,292 and 115,884 is: 155,623.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,292 : 115,884 = 115,884 : x
  2. Step 2: Convert to fraction form
    86,292/115,884 = 115,884/x
  3. Step 3: Cross multiply
    86,292x = 115,884 × 115,884
  4. Step 4: Simplify right side
    86,292x = 13,429,101,456
  5. Step 5: Solve for x
    x = 13,429,101,456/86,292
  6. Step 6: Final answer
    x = 155,623.94

Related Problems

Find third proportional to 43,146 and 57,942
Half scale
Find third proportional to 172,584 and 231,768
Double scale
Find third proportional to 86,294 and 115,887
Similar ratio
Find third proportional to 129,438 and 173,826
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.