Home / 85,752-177,972

Finding the Third Proportional to 85,752 and 177,972

Calculator

Solution

The third proportional to 85,752 and 177,972 is: 369,367.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,752 : 177,972 = 177,972 : x
  2. Step 2: Convert to fraction form
    85,752/177,972 = 177,972/x
  3. Step 3: Cross multiply
    85,752x = 177,972 × 177,972
  4. Step 4: Simplify right side
    85,752x = 31,674,032,784
  5. Step 5: Solve for x
    x = 31,674,032,784/85,752
  6. Step 6: Final answer
    x = 369,367.86

Related Problems

Find third proportional to 42,876 and 88,986
Half scale
Find third proportional to 171,504 and 355,944
Double scale
Find third proportional to 85,754 and 177,976
Similar ratio
Find third proportional to 128,628 and 266,958
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.