Home / 68,726-144,832

Finding the Third Proportional to 68,726 and 144,832

Calculator

Solution

The third proportional to 68,726 and 144,832 is: 305,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,726 : 144,832 = 144,832 : x
  2. Step 2: Convert to fraction form
    68,726/144,832 = 144,832/x
  3. Step 3: Cross multiply
    68,726x = 144,832 × 144,832
  4. Step 4: Simplify right side
    68,726x = 20,976,308,224
  5. Step 5: Solve for x
    x = 20,976,308,224/68,726
  6. Step 6: Final answer
    x = 305,216.49

Related Problems

Find third proportional to 34,363 and 72,416
Half scale
Find third proportional to 137,452 and 289,664
Double scale
Find third proportional to 68,728 and 144,836
Similar ratio
Find third proportional to 103,089 and 217,248
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.