Home / 67,974-105,129

Finding the Third Proportional to 67,974 and 105,129

Calculator

Solution

The third proportional to 67,974 and 105,129 is: 162,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,974 : 105,129 = 105,129 : x
  2. Step 2: Convert to fraction form
    67,974/105,129 = 105,129/x
  3. Step 3: Cross multiply
    67,974x = 105,129 × 105,129
  4. Step 4: Simplify right side
    67,974x = 11,052,106,641
  5. Step 5: Solve for x
    x = 11,052,106,641/67,974
  6. Step 6: Final answer
    x = 162,593.15

Related Problems

Find third proportional to 33,987 and 52,564.50
Half scale
Find third proportional to 135,948 and 210,258
Double scale
Find third proportional to 67,976 and 105,132
Similar ratio
Find third proportional to 101,961 and 157,693.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.