Home / 40,512-87,168

Finding the Third Proportional to 40,512 and 87,168

Calculator

Solution

The third proportional to 40,512 and 87,168 is: 187,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,512 : 87,168 = 87,168 : x
  2. Step 2: Convert to fraction form
    40,512/87,168 = 87,168/x
  3. Step 3: Cross multiply
    40,512x = 87,168 × 87,168
  4. Step 4: Simplify right side
    40,512x = 7,598,260,224
  5. Step 5: Solve for x
    x = 7,598,260,224/40,512
  6. Step 6: Final answer
    x = 187,555.79

Related Problems

Find third proportional to 20,256 and 43,584
Half scale
Find third proportional to 81,024 and 174,336
Double scale
Find third proportional to 40,514 and 87,172
Similar ratio
Find third proportional to 60,768 and 130,752
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.