Home / 74,698-156,321

Finding the Third Proportional to 74,698 and 156,321

Calculator

Solution

The third proportional to 74,698 and 156,321 is: 327,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,698 : 156,321 = 156,321 : x
  2. Step 2: Convert to fraction form
    74,698/156,321 = 156,321/x
  3. Step 3: Cross multiply
    74,698x = 156,321 × 156,321
  4. Step 4: Simplify right side
    74,698x = 24,436,255,041
  5. Step 5: Solve for x
    x = 24,436,255,041/74,698
  6. Step 6: Final answer
    x = 327,133.99

Related Problems

Find third proportional to 37,349 and 78,160.50
Half scale
Find third proportional to 149,396 and 312,642
Double scale
Find third proportional to 74,700 and 156,325
Similar ratio
Find third proportional to 112,047 and 234,481.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.