Home / 121,230-163,073

Finding the Third Proportional to 121,230 and 163,073

Calculator

Solution

The third proportional to 121,230 and 163,073 is: 219,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,230 : 163,073 = 163,073 : x
  2. Step 2: Convert to fraction form
    121,230/163,073 = 163,073/x
  3. Step 3: Cross multiply
    121,230x = 163,073 × 163,073
  4. Step 4: Simplify right side
    121,230x = 26,592,803,329
  5. Step 5: Solve for x
    x = 26,592,803,329/121,230
  6. Step 6: Final answer
    x = 219,358.27

Related Problems

Find third proportional to 60,615 and 81,536.50
Half scale
Find third proportional to 242,460 and 326,146
Double scale
Find third proportional to 121,232 and 163,076
Similar ratio
Find third proportional to 181,845 and 244,609.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.