Home / 81,080-174,617

Finding the Third Proportional to 81,080 and 174,617

Calculator

Solution

The third proportional to 81,080 and 174,617 is: 376,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,080 : 174,617 = 174,617 : x
  2. Step 2: Convert to fraction form
    81,080/174,617 = 174,617/x
  3. Step 3: Cross multiply
    81,080x = 174,617 × 174,617
  4. Step 4: Simplify right side
    81,080x = 30,491,096,689
  5. Step 5: Solve for x
    x = 30,491,096,689/81,080
  6. Step 6: Final answer
    x = 376,061.87

Related Problems

Find third proportional to 40,540 and 87,308.50
Half scale
Find third proportional to 162,160 and 349,234
Double scale
Find third proportional to 81,082 and 174,621
Similar ratio
Find third proportional to 121,620 and 261,925.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.