Home / 68,596-139,100

Finding the Third Proportional to 68,596 and 139,100

Calculator

Solution

The third proportional to 68,596 and 139,100 is: 282,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,596 : 139,100 = 139,100 : x
  2. Step 2: Convert to fraction form
    68,596/139,100 = 139,100/x
  3. Step 3: Cross multiply
    68,596x = 139,100 × 139,100
  4. Step 4: Simplify right side
    68,596x = 19,348,810,000
  5. Step 5: Solve for x
    x = 19,348,810,000/68,596
  6. Step 6: Final answer
    x = 282,069.07

Related Problems

Find third proportional to 34,298 and 69,550
Half scale
Find third proportional to 137,192 and 278,200
Double scale
Find third proportional to 68,598 and 139,104
Similar ratio
Find third proportional to 102,894 and 208,650
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.