Home / 30,207-68,250

Finding the Third Proportional to 30,207 and 68,250

Calculator

Solution

The third proportional to 30,207 and 68,250 is: 154,204.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207 : 68,250 = 68,250 : x
  2. Step 2: Convert to fraction form
    30,207/68,250 = 68,250/x
  3. Step 3: Cross multiply
    30,207x = 68,250 × 68,250
  4. Step 4: Simplify right side
    30,207x = 4,658,062,500
  5. Step 5: Solve for x
    x = 4,658,062,500/30,207
  6. Step 6: Final answer
    x = 154,204.74

Related Problems

Find third proportional to 15,103.50 and 34,125
Half scale
Find third proportional to 60,414 and 136,500
Double scale
Find third proportional to 30,209 and 68,255
Similar ratio
Find third proportional to 45,310.50 and 102,375
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.