Home / 129,880-176,004

Finding the Third Proportional to 129,880 and 176,004

Calculator

Solution

The third proportional to 129,880 and 176,004 is: 238,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,880 : 176,004 = 176,004 : x
  2. Step 2: Convert to fraction form
    129,880/176,004 = 176,004/x
  3. Step 3: Cross multiply
    129,880x = 176,004 × 176,004
  4. Step 4: Simplify right side
    129,880x = 30,977,408,016
  5. Step 5: Solve for x
    x = 30,977,408,016/129,880
  6. Step 6: Final answer
    x = 238,507.92

Related Problems

Find third proportional to 64,940 and 88,002
Half scale
Find third proportional to 259,760 and 352,008
Double scale
Find third proportional to 129,882 and 176,007
Similar ratio
Find third proportional to 194,820 and 264,006
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.