Home / 117,090-252,900

Finding the Third Proportional to 117,090 and 252,900

Calculator

Solution

The third proportional to 117,090 and 252,900 is: 546,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,090 : 252,900 = 252,900 : x
  2. Step 2: Convert to fraction form
    117,090/252,900 = 252,900/x
  3. Step 3: Cross multiply
    117,090x = 252,900 × 252,900
  4. Step 4: Simplify right side
    117,090x = 63,958,410,000
  5. Step 5: Solve for x
    x = 63,958,410,000/117,090
  6. Step 6: Final answer
    x = 546,232.90

Related Problems

Find third proportional to 58,545 and 126,450
Half scale
Find third proportional to 234,180 and 505,800
Double scale
Find third proportional to 117,092 and 252,904
Similar ratio
Find third proportional to 175,635 and 379,350
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.