Home / 109,137-235,770

Finding the Third Proportional to 109,137 and 235,770

Calculator

Solution

The third proportional to 109,137 and 235,770 is: 509,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,137 : 235,770 = 235,770 : x
  2. Step 2: Convert to fraction form
    109,137/235,770 = 235,770/x
  3. Step 3: Cross multiply
    109,137x = 235,770 × 235,770
  4. Step 4: Simplify right side
    109,137x = 55,587,492,900
  5. Step 5: Solve for x
    x = 55,587,492,900/109,137
  6. Step 6: Final answer
    x = 509,336.82

Related Problems

Find third proportional to 54,568.50 and 117,885
Half scale
Find third proportional to 218,274 and 471,540
Double scale
Find third proportional to 109,139 and 235,774
Similar ratio
Find third proportional to 163,705.50 and 353,655
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.