Home / 80,530-176,992

Finding the Third Proportional to 80,530 and 176,992

Calculator

Solution

The third proportional to 80,530 and 176,992 is: 388,999.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,530 : 176,992 = 176,992 : x
  2. Step 2: Convert to fraction form
    80,530/176,992 = 176,992/x
  3. Step 3: Cross multiply
    80,530x = 176,992 × 176,992
  4. Step 4: Simplify right side
    80,530x = 31,326,168,064
  5. Step 5: Solve for x
    x = 31,326,168,064/80,530
  6. Step 6: Final answer
    x = 388,999.98

Related Problems

Find third proportional to 40,265 and 88,496
Half scale
Find third proportional to 161,060 and 353,984
Double scale
Find third proportional to 80,532 and 176,996
Similar ratio
Find third proportional to 120,795 and 265,488
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.