Home / 36,189-78,228

Finding the Third Proportional to 36,189 and 78,228

Calculator

Solution

The third proportional to 36,189 and 78,228 is: 169,101.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189 : 78,228 = 78,228 : x
  2. Step 2: Convert to fraction form
    36,189/78,228 = 78,228/x
  3. Step 3: Cross multiply
    36,189x = 78,228 × 78,228
  4. Step 4: Simplify right side
    36,189x = 6,119,619,984
  5. Step 5: Solve for x
    x = 6,119,619,984/36,189
  6. Step 6: Final answer
    x = 169,101.66

Related Problems

Find third proportional to 18,094.50 and 39,114
Half scale
Find third proportional to 72,378 and 156,456
Double scale
Find third proportional to 36,191 and 78,232
Similar ratio
Find third proportional to 54,283.50 and 117,342
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.