Home / 91,275-199,728

Finding the Third Proportional to 91,275 and 199,728

Calculator

Solution

The third proportional to 91,275 and 199,728 is: 437,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,275 : 199,728 = 199,728 : x
  2. Step 2: Convert to fraction form
    91,275/199,728 = 199,728/x
  3. Step 3: Cross multiply
    91,275x = 199,728 × 199,728
  4. Step 4: Simplify right side
    91,275x = 39,891,273,984
  5. Step 5: Solve for x
    x = 39,891,273,984/91,275
  6. Step 6: Final answer
    x = 437,044.91

Related Problems

Find third proportional to 45,637.50 and 99,864
Half scale
Find third proportional to 182,550 and 399,456
Double scale
Find third proportional to 91,277 and 199,732
Similar ratio
Find third proportional to 136,912.50 and 299,592
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.