Home / 70,764-149,208

Finding the Third Proportional to 70,764 and 149,208

Calculator

Solution

The third proportional to 70,764 and 149,208 is: 314,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,764 : 149,208 = 149,208 : x
  2. Step 2: Convert to fraction form
    70,764/149,208 = 149,208/x
  3. Step 3: Cross multiply
    70,764x = 149,208 × 149,208
  4. Step 4: Simplify right side
    70,764x = 22,263,027,264
  5. Step 5: Solve for x
    x = 22,263,027,264/70,764
  6. Step 6: Final answer
    x = 314,609.51

Related Problems

Find third proportional to 35,382 and 74,604
Half scale
Find third proportional to 141,528 and 298,416
Double scale
Find third proportional to 70,766 and 149,212
Similar ratio
Find third proportional to 106,146 and 223,812
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.