Home / 40,658-74,566

Finding the Third Proportional to 40,658 and 74,566

Calculator

Solution

The third proportional to 40,658 and 74,566 is: 136,752.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,658 : 74,566 = 74,566 : x
  2. Step 2: Convert to fraction form
    40,658/74,566 = 74,566/x
  3. Step 3: Cross multiply
    40,658x = 74,566 × 74,566
  4. Step 4: Simplify right side
    40,658x = 5,560,088,356
  5. Step 5: Solve for x
    x = 5,560,088,356/40,658
  6. Step 6: Final answer
    x = 136,752.63

Related Problems

Find third proportional to 20,329 and 37,283
Half scale
Find third proportional to 81,316 and 149,132
Double scale
Find third proportional to 40,660 and 74,570
Similar ratio
Find third proportional to 60,987 and 111,849
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.83) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.