Home / 173,172-378,102

Finding the Third Proportional to 173,172 and 378,102

Calculator

Solution

The third proportional to 173,172 and 378,102 is: 825,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,172 : 378,102 = 378,102 : x
  2. Step 2: Convert to fraction form
    173,172/378,102 = 378,102/x
  3. Step 3: Cross multiply
    173,172x = 378,102 × 378,102
  4. Step 4: Simplify right side
    173,172x = 142,961,122,404
  5. Step 5: Solve for x
    x = 142,961,122,404/173,172
  6. Step 6: Final answer
    x = 825,544.10

Related Problems

Find third proportional to 86,586 and 189,051
Half scale
Find third proportional to 346,344 and 756,204
Double scale
Find third proportional to 173,174 and 378,106
Similar ratio
Find third proportional to 259,758 and 567,153
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.