Home / 66,857-146,835

Finding the Third Proportional to 66,857 and 146,835

Calculator

Solution

The third proportional to 66,857 and 146,835 is: 322,487.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,857 : 146,835 = 146,835 : x
  2. Step 2: Convert to fraction form
    66,857/146,835 = 146,835/x
  3. Step 3: Cross multiply
    66,857x = 146,835 × 146,835
  4. Step 4: Simplify right side
    66,857x = 21,560,517,225
  5. Step 5: Solve for x
    x = 21,560,517,225/66,857
  6. Step 6: Final answer
    x = 322,487.06

Related Problems

Find third proportional to 33,428.50 and 73,417.50
Half scale
Find third proportional to 133,714 and 293,670
Double scale
Find third proportional to 66,859 and 146,839
Similar ratio
Find third proportional to 100,285.50 and 220,252.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.