Home / 132,318-312,099

Finding the Third Proportional to 132,318 and 312,099

Calculator

Solution

The third proportional to 132,318 and 312,099 is: 736,149.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,318 : 312,099 = 312,099 : x
  2. Step 2: Convert to fraction form
    132,318/312,099 = 312,099/x
  3. Step 3: Cross multiply
    132,318x = 312,099 × 312,099
  4. Step 4: Simplify right side
    132,318x = 97,405,785,801
  5. Step 5: Solve for x
    x = 97,405,785,801/132,318
  6. Step 6: Final answer
    x = 736,149.17

Related Problems

Find third proportional to 66,159 and 156,049.50
Half scale
Find third proportional to 264,636 and 624,198
Double scale
Find third proportional to 132,320 and 312,104
Similar ratio
Find third proportional to 198,477 and 468,148.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.