Home / 122,142-193,872

Finding the Third Proportional to 122,142 and 193,872

Calculator

Solution

The third proportional to 122,142 and 193,872 is: 307,726.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,142 : 193,872 = 193,872 : x
  2. Step 2: Convert to fraction form
    122,142/193,872 = 193,872/x
  3. Step 3: Cross multiply
    122,142x = 193,872 × 193,872
  4. Step 4: Simplify right side
    122,142x = 37,586,352,384
  5. Step 5: Solve for x
    x = 37,586,352,384/122,142
  6. Step 6: Final answer
    x = 307,726.68

Related Problems

Find third proportional to 61,071 and 96,936
Half scale
Find third proportional to 244,284 and 387,744
Double scale
Find third proportional to 122,144 and 193,875
Similar ratio
Find third proportional to 183,213 and 290,808
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.