Home / 103,406-155,973

Finding the Third Proportional to 103,406 and 155,973

Calculator

Solution

The third proportional to 103,406 and 155,973 is: 235,262.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,406 : 155,973 = 155,973 : x
  2. Step 2: Convert to fraction form
    103,406/155,973 = 155,973/x
  3. Step 3: Cross multiply
    103,406x = 155,973 × 155,973
  4. Step 4: Simplify right side
    103,406x = 24,327,576,729
  5. Step 5: Solve for x
    x = 24,327,576,729/103,406
  6. Step 6: Final answer
    x = 235,262.72

Related Problems

Find third proportional to 51,703 and 77,986.50
Half scale
Find third proportional to 206,812 and 311,946
Double scale
Find third proportional to 103,408 and 155,976
Similar ratio
Find third proportional to 155,109 and 233,959.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.