Home / 103,730-211,264

Finding the Third Proportional to 103,730 and 211,264

Calculator

Solution

The third proportional to 103,730 and 211,264 is: 430,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,730 : 211,264 = 211,264 : x
  2. Step 2: Convert to fraction form
    103,730/211,264 = 211,264/x
  3. Step 3: Cross multiply
    103,730x = 211,264 × 211,264
  4. Step 4: Simplify right side
    103,730x = 44,632,477,696
  5. Step 5: Solve for x
    x = 44,632,477,696/103,730
  6. Step 6: Final answer
    x = 430,275.50

Related Problems

Find third proportional to 51,865 and 105,632
Half scale
Find third proportional to 207,460 and 422,528
Double scale
Find third proportional to 103,732 and 211,268
Similar ratio
Find third proportional to 155,595 and 316,896
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.