Home / 100,172-140,052

Finding the Third Proportional to 100,172 and 140,052

Calculator

Solution

The third proportional to 100,172 and 140,052 is: 195,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,172 : 140,052 = 140,052 : x
  2. Step 2: Convert to fraction form
    100,172/140,052 = 140,052/x
  3. Step 3: Cross multiply
    100,172x = 140,052 × 140,052
  4. Step 4: Simplify right side
    100,172x = 19,614,562,704
  5. Step 5: Solve for x
    x = 19,614,562,704/100,172
  6. Step 6: Final answer
    x = 195,808.84

Related Problems

Find third proportional to 50,086 and 70,026
Half scale
Find third proportional to 200,344 and 280,104
Double scale
Find third proportional to 100,174 and 140,055
Similar ratio
Find third proportional to 150,258 and 210,078
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.