Home / 73,985-161,811

Finding the Third Proportional to 73,985 and 161,811

Calculator

Solution

The third proportional to 73,985 and 161,811 is: 353,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,985 : 161,811 = 161,811 : x
  2. Step 2: Convert to fraction form
    73,985/161,811 = 161,811/x
  3. Step 3: Cross multiply
    73,985x = 161,811 × 161,811
  4. Step 4: Simplify right side
    73,985x = 26,182,799,721
  5. Step 5: Solve for x
    x = 26,182,799,721/73,985
  6. Step 6: Final answer
    x = 353,893.35

Related Problems

Find third proportional to 36,992.50 and 80,905.50
Half scale
Find third proportional to 147,970 and 323,622
Double scale
Find third proportional to 73,987 and 161,815
Similar ratio
Find third proportional to 110,977.50 and 242,716.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.