Home / 70,900-154,679

Finding the Third Proportional to 70,900 and 154,679

Calculator

Solution

The third proportional to 70,900 and 154,679 is: 337,455.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,900 : 154,679 = 154,679 : x
  2. Step 2: Convert to fraction form
    70,900/154,679 = 154,679/x
  3. Step 3: Cross multiply
    70,900x = 154,679 × 154,679
  4. Step 4: Simplify right side
    70,900x = 23,925,593,041
  5. Step 5: Solve for x
    x = 23,925,593,041/70,900
  6. Step 6: Final answer
    x = 337,455.47

Related Problems

Find third proportional to 35,450 and 77,339.50
Half scale
Find third proportional to 141,800 and 309,358
Double scale
Find third proportional to 70,902 and 154,683
Similar ratio
Find third proportional to 106,350 and 232,018.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.