Home / 113,668-172,080

Finding the Third Proportional to 113,668 and 172,080

Calculator

Solution

The third proportional to 113,668 and 172,080 is: 260,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,668 : 172,080 = 172,080 : x
  2. Step 2: Convert to fraction form
    113,668/172,080 = 172,080/x
  3. Step 3: Cross multiply
    113,668x = 172,080 × 172,080
  4. Step 4: Simplify right side
    113,668x = 29,611,526,400
  5. Step 5: Solve for x
    x = 29,611,526,400/113,668
  6. Step 6: Final answer
    x = 260,508.91

Related Problems

Find third proportional to 56,834 and 86,040
Half scale
Find third proportional to 227,336 and 344,160
Double scale
Find third proportional to 113,670 and 172,083
Similar ratio
Find third proportional to 170,502 and 258,120
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.