Home / 137,136-299,904

Finding the Third Proportional to 137,136 and 299,904

Calculator

Solution

The third proportional to 137,136 and 299,904 is: 655,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,136 : 299,904 = 299,904 : x
  2. Step 2: Convert to fraction form
    137,136/299,904 = 299,904/x
  3. Step 3: Cross multiply
    137,136x = 299,904 × 299,904
  4. Step 4: Simplify right side
    137,136x = 89,942,409,216
  5. Step 5: Solve for x
    x = 89,942,409,216/137,136
  6. Step 6: Final answer
    x = 655,862.86

Related Problems

Find third proportional to 68,568 and 149,952
Half scale
Find third proportional to 274,272 and 599,808
Double scale
Find third proportional to 137,138 and 299,908
Similar ratio
Find third proportional to 205,704 and 449,856
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.