Home / 40,124-84,388

Finding the Third Proportional to 40,124 and 84,388

Calculator

Solution

The third proportional to 40,124 and 84,388 is: 177,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,124 : 84,388 = 84,388 : x
  2. Step 2: Convert to fraction form
    40,124/84,388 = 84,388/x
  3. Step 3: Cross multiply
    40,124x = 84,388 × 84,388
  4. Step 4: Simplify right side
    40,124x = 7,121,334,544
  5. Step 5: Solve for x
    x = 7,121,334,544/40,124
  6. Step 6: Final answer
    x = 177,483.17

Related Problems

Find third proportional to 20,062 and 42,194
Half scale
Find third proportional to 80,248 and 168,776
Double scale
Find third proportional to 40,126 and 84,392
Similar ratio
Find third proportional to 60,186 and 126,582
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.