Home / 137,811-187,029

Finding the Third Proportional to 137,811 and 187,029

Calculator

Solution

The third proportional to 137,811 and 187,029 is: 253,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,811 : 187,029 = 187,029 : x
  2. Step 2: Convert to fraction form
    137,811/187,029 = 187,029/x
  3. Step 3: Cross multiply
    137,811x = 187,029 × 187,029
  4. Step 4: Simplify right side
    137,811x = 34,979,846,841
  5. Step 5: Solve for x
    x = 34,979,846,841/137,811
  6. Step 6: Final answer
    x = 253,824.78

Related Problems

Find third proportional to 68,905.50 and 93,514.50
Half scale
Find third proportional to 275,622 and 374,058
Double scale
Find third proportional to 137,813 and 187,032
Similar ratio
Find third proportional to 206,716.50 and 280,543.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.