Home / 85,073-126,780

Finding the Third Proportional to 85,073 and 126,780

Calculator

Solution

The third proportional to 85,073 and 126,780 is: 188,933.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,073 : 126,780 = 126,780 : x
  2. Step 2: Convert to fraction form
    85,073/126,780 = 126,780/x
  3. Step 3: Cross multiply
    85,073x = 126,780 × 126,780
  4. Step 4: Simplify right side
    85,073x = 16,073,168,400
  5. Step 5: Solve for x
    x = 16,073,168,400/85,073
  6. Step 6: Final answer
    x = 188,933.84

Related Problems

Find third proportional to 42,536.50 and 63,390
Half scale
Find third proportional to 170,146 and 253,560
Double scale
Find third proportional to 85,075 and 126,783
Similar ratio
Find third proportional to 127,609.50 and 190,170
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.