Home / 80,400-118,190

Finding the Third Proportional to 80,400 and 118,190

Calculator

Solution

The third proportional to 80,400 and 118,190 is: 173,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,400 : 118,190 = 118,190 : x
  2. Step 2: Convert to fraction form
    80,400/118,190 = 118,190/x
  3. Step 3: Cross multiply
    80,400x = 118,190 × 118,190
  4. Step 4: Simplify right side
    80,400x = 13,968,876,100
  5. Step 5: Solve for x
    x = 13,968,876,100/80,400
  6. Step 6: Final answer
    x = 173,742.24

Related Problems

Find third proportional to 40,200 and 59,095
Half scale
Find third proportional to 160,800 and 236,380
Double scale
Find third proportional to 80,402 and 118,193
Similar ratio
Find third proportional to 120,600 and 177,285
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.