Home / 144,442-211,310

Finding the Third Proportional to 144,442 and 211,310

Calculator

Solution

The third proportional to 144,442 and 211,310 is: 309,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,442 : 211,310 = 211,310 : x
  2. Step 2: Convert to fraction form
    144,442/211,310 = 211,310/x
  3. Step 3: Cross multiply
    144,442x = 211,310 × 211,310
  4. Step 4: Simplify right side
    144,442x = 44,651,916,100
  5. Step 5: Solve for x
    x = 44,651,916,100/144,442
  6. Step 6: Final answer
    x = 309,133.88

Related Problems

Find third proportional to 72,221 and 105,655
Half scale
Find third proportional to 288,884 and 422,620
Double scale
Find third proportional to 144,444 and 211,313
Similar ratio
Find third proportional to 216,663 and 316,965
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.