Home / 145,112-219,862

Finding the Third Proportional to 145,112 and 219,862

Calculator

Solution

The third proportional to 145,112 and 219,862 is: 333,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,112 : 219,862 = 219,862 : x
  2. Step 2: Convert to fraction form
    145,112/219,862 = 219,862/x
  3. Step 3: Cross multiply
    145,112x = 219,862 × 219,862
  4. Step 4: Simplify right side
    145,112x = 48,339,299,044
  5. Step 5: Solve for x
    x = 48,339,299,044/145,112
  6. Step 6: Final answer
    x = 333,117.17

Related Problems

Find third proportional to 72,556 and 109,931
Half scale
Find third proportional to 290,224 and 439,724
Double scale
Find third proportional to 145,114 and 219,865
Similar ratio
Find third proportional to 217,668 and 329,793
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.