Home / 138,172-202,726

Finding the Third Proportional to 138,172 and 202,726

Calculator

Solution

The third proportional to 138,172 and 202,726 is: 297,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,172 : 202,726 = 202,726 : x
  2. Step 2: Convert to fraction form
    138,172/202,726 = 202,726/x
  3. Step 3: Cross multiply
    138,172x = 202,726 × 202,726
  4. Step 4: Simplify right side
    138,172x = 41,097,831,076
  5. Step 5: Solve for x
    x = 41,097,831,076/138,172
  6. Step 6: Final answer
    x = 297,439.65

Related Problems

Find third proportional to 69,086 and 101,363
Half scale
Find third proportional to 276,344 and 405,452
Double scale
Find third proportional to 138,174 and 202,729
Similar ratio
Find third proportional to 207,258 and 304,089
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.