Home / 80,138-124,743

Finding the Third Proportional to 80,138 and 124,743

Calculator

Solution

The third proportional to 80,138 and 124,743 is: 194,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,138 : 124,743 = 124,743 : x
  2. Step 2: Convert to fraction form
    80,138/124,743 = 124,743/x
  3. Step 3: Cross multiply
    80,138x = 124,743 × 124,743
  4. Step 4: Simplify right side
    80,138x = 15,560,816,049
  5. Step 5: Solve for x
    x = 15,560,816,049/80,138
  6. Step 6: Final answer
    x = 194,175.25

Related Problems

Find third proportional to 40,069 and 62,371.50
Half scale
Find third proportional to 160,276 and 249,486
Double scale
Find third proportional to 80,140 and 124,746
Similar ratio
Find third proportional to 120,207 and 187,114.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.