Home / 121,339-183,704

Finding the Third Proportional to 121,339 and 183,704

Calculator

Solution

The third proportional to 121,339 and 183,704 is: 278,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,339 : 183,704 = 183,704 : x
  2. Step 2: Convert to fraction form
    121,339/183,704 = 183,704/x
  3. Step 3: Cross multiply
    121,339x = 183,704 × 183,704
  4. Step 4: Simplify right side
    121,339x = 33,747,159,616
  5. Step 5: Solve for x
    x = 33,747,159,616/121,339
  6. Step 6: Final answer
    x = 278,122.94

Related Problems

Find third proportional to 60,669.50 and 91,852
Half scale
Find third proportional to 242,678 and 367,408
Double scale
Find third proportional to 121,341 and 183,707
Similar ratio
Find third proportional to 182,008.50 and 275,556
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.