Home / 75,930-177,405

Finding the Third Proportional to 75,930 and 177,405

Calculator

Solution

The third proportional to 75,930 and 177,405 is: 414,494.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,930 : 177,405 = 177,405 : x
  2. Step 2: Convert to fraction form
    75,930/177,405 = 177,405/x
  3. Step 3: Cross multiply
    75,930x = 177,405 × 177,405
  4. Step 4: Simplify right side
    75,930x = 31,472,534,025
  5. Step 5: Solve for x
    x = 31,472,534,025/75,930
  6. Step 6: Final answer
    x = 414,494.06

Related Problems

Find third proportional to 37,965 and 88,702.50
Half scale
Find third proportional to 151,860 and 354,810
Double scale
Find third proportional to 75,932 and 177,410
Similar ratio
Find third proportional to 113,895 and 266,107.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.