Home / 70,636-149,696

Finding the Third Proportional to 70,636 and 149,696

Calculator

Solution

The third proportional to 70,636 and 149,696 is: 317,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,636 : 149,696 = 149,696 : x
  2. Step 2: Convert to fraction form
    70,636/149,696 = 149,696/x
  3. Step 3: Cross multiply
    70,636x = 149,696 × 149,696
  4. Step 4: Simplify right side
    70,636x = 22,408,892,416
  5. Step 5: Solve for x
    x = 22,408,892,416/70,636
  6. Step 6: Final answer
    x = 317,244.64

Related Problems

Find third proportional to 35,318 and 74,848
Half scale
Find third proportional to 141,272 and 299,392
Double scale
Find third proportional to 70,638 and 149,700
Similar ratio
Find third proportional to 105,954 and 224,544
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.