Home / 109,720-163,862.25

Finding the Third Proportional to 109,720 and 163,862.25

Calculator

Solution

The third proportional to 109,720 and 163,862.25 is: 244,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,720 : 163,862.25 = 163,862.25 : x
  2. Step 2: Convert to fraction form
    109,720/163,862.25 = 163,862.25/x
  3. Step 3: Cross multiply
    109,720x = 163,862.25 × 163,862.25
  4. Step 4: Simplify right side
    109,720x = 26,850,836,975.06
  5. Step 5: Solve for x
    x = 26,850,836,975.06/109,720
  6. Step 6: Final answer
    x = 244,721.45

Related Problems

Find third proportional to 54,860 and 81,931.13
Half scale
Find third proportional to 219,440 and 327,724.50
Double scale
Find third proportional to 109,722 and 163,865
Similar ratio
Find third proportional to 164,580 and 245,793.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.