Home / 88,919-209,901

Finding the Third Proportional to 88,919 and 209,901

Calculator

Solution

The third proportional to 88,919 and 209,901 is: 495,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,919 : 209,901 = 209,901 : x
  2. Step 2: Convert to fraction form
    88,919/209,901 = 209,901/x
  3. Step 3: Cross multiply
    88,919x = 209,901 × 209,901
  4. Step 4: Simplify right side
    88,919x = 44,058,429,801
  5. Step 5: Solve for x
    x = 44,058,429,801/88,919
  6. Step 6: Final answer
    x = 495,489.49

Related Problems

Find third proportional to 44,459.50 and 104,950.50
Half scale
Find third proportional to 177,838 and 419,802
Double scale
Find third proportional to 88,921 and 209,906
Similar ratio
Find third proportional to 133,378.50 and 314,851.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.