Home / 133,905-177,711

Finding the Third Proportional to 133,905 and 177,711

Calculator

Solution

The third proportional to 133,905 and 177,711 is: 235,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,905 : 177,711 = 177,711 : x
  2. Step 2: Convert to fraction form
    133,905/177,711 = 177,711/x
  3. Step 3: Cross multiply
    133,905x = 177,711 × 177,711
  4. Step 4: Simplify right side
    133,905x = 31,581,199,521
  5. Step 5: Solve for x
    x = 31,581,199,521/133,905
  6. Step 6: Final answer
    x = 235,847.80

Related Problems

Find third proportional to 66,952.50 and 88,855.50
Half scale
Find third proportional to 267,810 and 355,422
Double scale
Find third proportional to 133,907 and 177,714
Similar ratio
Find third proportional to 200,857.50 and 266,566.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.