Home / 100,902-216,292

Finding the Third Proportional to 100,902 and 216,292

Calculator

Solution

The third proportional to 100,902 and 216,292 is: 463,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,902 : 216,292 = 216,292 : x
  2. Step 2: Convert to fraction form
    100,902/216,292 = 216,292/x
  3. Step 3: Cross multiply
    100,902x = 216,292 × 216,292
  4. Step 4: Simplify right side
    100,902x = 46,782,229,264
  5. Step 5: Solve for x
    x = 46,782,229,264/100,902
  6. Step 6: Final answer
    x = 463,640.26

Related Problems

Find third proportional to 50,451 and 108,146
Half scale
Find third proportional to 201,804 and 432,584
Double scale
Find third proportional to 100,904 and 216,296
Similar ratio
Find third proportional to 151,353 and 324,438
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.