Home / 110,426-172,200

Finding the Third Proportional to 110,426 and 172,200

Calculator

Solution

The third proportional to 110,426 and 172,200 is: 268,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,426 : 172,200 = 172,200 : x
  2. Step 2: Convert to fraction form
    110,426/172,200 = 172,200/x
  3. Step 3: Cross multiply
    110,426x = 172,200 × 172,200
  4. Step 4: Simplify right side
    110,426x = 29,652,840,000
  5. Step 5: Solve for x
    x = 29,652,840,000/110,426
  6. Step 6: Final answer
    x = 268,531.32

Related Problems

Find third proportional to 55,213 and 86,100
Half scale
Find third proportional to 220,852 and 344,400
Double scale
Find third proportional to 110,428 and 172,203
Similar ratio
Find third proportional to 165,639 and 258,300
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.