Home / 103,856-156,480

Finding the Third Proportional to 103,856 and 156,480

Calculator

Solution

The third proportional to 103,856 and 156,480 is: 235,768.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,856 : 156,480 = 156,480 : x
  2. Step 2: Convert to fraction form
    103,856/156,480 = 156,480/x
  3. Step 3: Cross multiply
    103,856x = 156,480 × 156,480
  4. Step 4: Simplify right side
    103,856x = 24,485,990,400
  5. Step 5: Solve for x
    x = 24,485,990,400/103,856
  6. Step 6: Final answer
    x = 235,768.66

Related Problems

Find third proportional to 51,928 and 78,240
Half scale
Find third proportional to 207,712 and 312,960
Double scale
Find third proportional to 103,858 and 156,483
Similar ratio
Find third proportional to 155,784 and 234,720
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.