Home / 120,641-177,448

Finding the Third Proportional to 120,641 and 177,448

Calculator

Solution

The third proportional to 120,641 and 177,448 is: 261,004.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,641 : 177,448 = 177,448 : x
  2. Step 2: Convert to fraction form
    120,641/177,448 = 177,448/x
  3. Step 3: Cross multiply
    120,641x = 177,448 × 177,448
  4. Step 4: Simplify right side
    120,641x = 31,487,792,704
  5. Step 5: Solve for x
    x = 31,487,792,704/120,641
  6. Step 6: Final answer
    x = 261,004.08

Related Problems

Find third proportional to 60,320.50 and 88,724
Half scale
Find third proportional to 241,282 and 354,896
Double scale
Find third proportional to 120,643 and 177,451
Similar ratio
Find third proportional to 180,961.50 and 266,172
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.