Home / 163,480-219,690

Finding the Third Proportional to 163,480 and 219,690

Calculator

Solution

The third proportional to 163,480 and 219,690 is: 295,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,480 : 219,690 = 219,690 : x
  2. Step 2: Convert to fraction form
    163,480/219,690 = 219,690/x
  3. Step 3: Cross multiply
    163,480x = 219,690 × 219,690
  4. Step 4: Simplify right side
    163,480x = 48,263,696,100
  5. Step 5: Solve for x
    x = 48,263,696,100/163,480
  6. Step 6: Final answer
    x = 295,226.92

Related Problems

Find third proportional to 81,740 and 109,845
Half scale
Find third proportional to 326,960 and 439,380
Double scale
Find third proportional to 163,482 and 219,693
Similar ratio
Find third proportional to 245,220 and 329,535
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.