Home / 121,940-185,072

Finding the Third Proportional to 121,940 and 185,072

Calculator

Solution

The third proportional to 121,940 and 185,072 is: 280,889.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,940 : 185,072 = 185,072 : x
  2. Step 2: Convert to fraction form
    121,940/185,072 = 185,072/x
  3. Step 3: Cross multiply
    121,940x = 185,072 × 185,072
  4. Step 4: Simplify right side
    121,940x = 34,251,645,184
  5. Step 5: Solve for x
    x = 34,251,645,184/121,940
  6. Step 6: Final answer
    x = 280,889.33

Related Problems

Find third proportional to 60,970 and 92,536
Half scale
Find third proportional to 243,880 and 370,144
Double scale
Find third proportional to 121,942 and 185,075
Similar ratio
Find third proportional to 182,910 and 277,608
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.