Home / 161,217-351,108

Finding the Third Proportional to 161,217 and 351,108

Calculator

Solution

The third proportional to 161,217 and 351,108 is: 764,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,217 : 351,108 = 351,108 : x
  2. Step 2: Convert to fraction form
    161,217/351,108 = 351,108/x
  3. Step 3: Cross multiply
    161,217x = 351,108 × 351,108
  4. Step 4: Simplify right side
    161,217x = 123,276,827,664
  5. Step 5: Solve for x
    x = 123,276,827,664/161,217
  6. Step 6: Final answer
    x = 764,663.95

Related Problems

Find third proportional to 80,608.50 and 175,554
Half scale
Find third proportional to 322,434 and 702,216
Double scale
Find third proportional to 161,219 and 351,112
Similar ratio
Find third proportional to 241,825.50 and 526,662
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.