Home / 79,800-121,360

Finding the Third Proportional to 79,800 and 121,360

Calculator

Solution

The third proportional to 79,800 and 121,360 is: 184,564.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,800 : 121,360 = 121,360 : x
  2. Step 2: Convert to fraction form
    79,800/121,360 = 121,360/x
  3. Step 3: Cross multiply
    79,800x = 121,360 × 121,360
  4. Step 4: Simplify right side
    79,800x = 14,728,249,600
  5. Step 5: Solve for x
    x = 14,728,249,600/79,800
  6. Step 6: Final answer
    x = 184,564.53

Related Problems

Find third proportional to 39,900 and 60,680
Half scale
Find third proportional to 159,600 and 242,720
Double scale
Find third proportional to 79,802 and 121,363
Similar ratio
Find third proportional to 119,700 and 182,040
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.