Home / 139,734-197,529

Finding the Third Proportional to 139,734 and 197,529

Calculator

Solution

The third proportional to 139,734 and 197,529 is: 279,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,734 : 197,529 = 197,529 : x
  2. Step 2: Convert to fraction form
    139,734/197,529 = 197,529/x
  3. Step 3: Cross multiply
    139,734x = 197,529 × 197,529
  4. Step 4: Simplify right side
    139,734x = 39,017,705,841
  5. Step 5: Solve for x
    x = 39,017,705,841/139,734
  6. Step 6: Final answer
    x = 279,228.43

Related Problems

Find third proportional to 69,867 and 98,764.50
Half scale
Find third proportional to 279,468 and 395,058
Double scale
Find third proportional to 139,736 and 197,532
Similar ratio
Find third proportional to 209,601 and 296,293.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.