Home / 66,107-99,307

Finding the Third Proportional to 66,107 and 99,307

Calculator

Solution

The third proportional to 66,107 and 99,307 is: 149,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,107 : 99,307 = 99,307 : x
  2. Step 2: Convert to fraction form
    66,107/99,307 = 99,307/x
  3. Step 3: Cross multiply
    66,107x = 99,307 × 99,307
  4. Step 4: Simplify right side
    66,107x = 9,861,880,249
  5. Step 5: Solve for x
    x = 9,861,880,249/66,107
  6. Step 6: Final answer
    x = 149,180.57

Related Problems

Find third proportional to 33,053.50 and 49,653.50
Half scale
Find third proportional to 132,214 and 198,614
Double scale
Find third proportional to 66,109 and 99,310
Similar ratio
Find third proportional to 99,160.50 and 148,960.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.