Home / 105,121.50-163,219.50

Finding the Third Proportional to 105,121.50 and 163,219.50

Calculator

Solution

The third proportional to 105,121.50 and 163,219.50 is: 253,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,121.50 : 163,219.50 = 163,219.50 : x
  2. Step 2: Convert to fraction form
    105,121.50/163,219.50 = 163,219.50/x
  3. Step 3: Cross multiply
    105,121.50x = 163,219.50 × 163,219.50
  4. Step 4: Simplify right side
    105,121.50x = 26,640,605,180.25
  5. Step 5: Solve for x
    x = 26,640,605,180.25/105,121.50
  6. Step 6: Final answer
    x = 253,426.80

Related Problems

Find third proportional to 52,560.75 and 81,609.75
Half scale
Find third proportional to 210,243 and 326,439
Double scale
Find third proportional to 105,124 and 163,223
Similar ratio
Find third proportional to 157,682.25 and 244,829.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.