Home / 67,299-97,815

Finding the Third Proportional to 67,299 and 97,815

Calculator

Solution

The third proportional to 67,299 and 97,815 is: 142,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,299 : 97,815 = 97,815 : x
  2. Step 2: Convert to fraction form
    67,299/97,815 = 97,815/x
  3. Step 3: Cross multiply
    67,299x = 97,815 × 97,815
  4. Step 4: Simplify right side
    67,299x = 9,567,774,225
  5. Step 5: Solve for x
    x = 9,567,774,225/67,299
  6. Step 6: Final answer
    x = 142,168.15

Related Problems

Find third proportional to 33,649.50 and 48,907.50
Half scale
Find third proportional to 134,598 and 195,630
Double scale
Find third proportional to 67,301 and 97,818
Similar ratio
Find third proportional to 100,948.50 and 146,722.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.