Home / 129,402-173,916

Finding the Third Proportional to 129,402 and 173,916

Calculator

Solution

The third proportional to 129,402 and 173,916 is: 233,742.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,402 : 173,916 = 173,916 : x
  2. Step 2: Convert to fraction form
    129,402/173,916 = 173,916/x
  3. Step 3: Cross multiply
    129,402x = 173,916 × 173,916
  4. Step 4: Simplify right side
    129,402x = 30,246,775,056
  5. Step 5: Solve for x
    x = 30,246,775,056/129,402
  6. Step 6: Final answer
    x = 233,742.72

Related Problems

Find third proportional to 64,701 and 86,958
Half scale
Find third proportional to 258,804 and 347,832
Double scale
Find third proportional to 129,404 and 173,919
Similar ratio
Find third proportional to 194,103 and 260,874
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.