Home / 102,270-156,989

Finding the Third Proportional to 102,270 and 156,989

Calculator

Solution

The third proportional to 102,270 and 156,989 is: 240,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,270 : 156,989 = 156,989 : x
  2. Step 2: Convert to fraction form
    102,270/156,989 = 156,989/x
  3. Step 3: Cross multiply
    102,270x = 156,989 × 156,989
  4. Step 4: Simplify right side
    102,270x = 24,645,546,121
  5. Step 5: Solve for x
    x = 24,645,546,121/102,270
  6. Step 6: Final answer
    x = 240,985.10

Related Problems

Find third proportional to 51,135 and 78,494.50
Half scale
Find third proportional to 204,540 and 313,978
Double scale
Find third proportional to 102,272 and 156,992
Similar ratio
Find third proportional to 153,405 and 235,483.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.