Home / 90,260-136,566

Finding the Third Proportional to 90,260 and 136,566

Calculator

Solution

The third proportional to 90,260 and 136,566 is: 206,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,260 : 136,566 = 136,566 : x
  2. Step 2: Convert to fraction form
    90,260/136,566 = 136,566/x
  3. Step 3: Cross multiply
    90,260x = 136,566 × 136,566
  4. Step 4: Simplify right side
    90,260x = 18,650,272,356
  5. Step 5: Solve for x
    x = 18,650,272,356/90,260
  6. Step 6: Final answer
    x = 206,628.32

Related Problems

Find third proportional to 45,130 and 68,283
Half scale
Find third proportional to 180,520 and 273,132
Double scale
Find third proportional to 90,262 and 136,569
Similar ratio
Find third proportional to 135,390 and 204,849
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.