Home / 87,708-136,056

Finding the Third Proportional to 87,708 and 136,056

Calculator

Solution

The third proportional to 87,708 and 136,056 is: 211,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,708 : 136,056 = 136,056 : x
  2. Step 2: Convert to fraction form
    87,708/136,056 = 136,056/x
  3. Step 3: Cross multiply
    87,708x = 136,056 × 136,056
  4. Step 4: Simplify right side
    87,708x = 18,511,235,136
  5. Step 5: Solve for x
    x = 18,511,235,136/87,708
  6. Step 6: Final answer
    x = 211,055.26

Related Problems

Find third proportional to 43,854 and 68,028
Half scale
Find third proportional to 175,416 and 272,112
Double scale
Find third proportional to 87,710 and 136,059
Similar ratio
Find third proportional to 131,562 and 204,084
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.