Home / 62,646-85,905

Finding the Third Proportional to 62,646 and 85,905

Calculator

Solution

The third proportional to 62,646 and 85,905 is: 117,799.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,646 : 85,905 = 85,905 : x
  2. Step 2: Convert to fraction form
    62,646/85,905 = 85,905/x
  3. Step 3: Cross multiply
    62,646x = 85,905 × 85,905
  4. Step 4: Simplify right side
    62,646x = 7,379,669,025
  5. Step 5: Solve for x
    x = 7,379,669,025/62,646
  6. Step 6: Final answer
    x = 117,799.52

Related Problems

Find third proportional to 31,323 and 42,952.50
Half scale
Find third proportional to 125,292 and 171,810
Double scale
Find third proportional to 62,648 and 85,908
Similar ratio
Find third proportional to 93,969 and 128,857.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.