Home / 100,932-156,729

Finding the Third Proportional to 100,932 and 156,729

Calculator

Solution

The third proportional to 100,932 and 156,729 is: 243,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,932 : 156,729 = 156,729 : x
  2. Step 2: Convert to fraction form
    100,932/156,729 = 156,729/x
  3. Step 3: Cross multiply
    100,932x = 156,729 × 156,729
  4. Step 4: Simplify right side
    100,932x = 24,563,979,441
  5. Step 5: Solve for x
    x = 24,563,979,441/100,932
  6. Step 6: Final answer
    x = 243,371.57

Related Problems

Find third proportional to 50,466 and 78,364.50
Half scale
Find third proportional to 201,864 and 313,458
Double scale
Find third proportional to 100,934 and 156,732
Similar ratio
Find third proportional to 151,398 and 235,093.50
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.