Home / 135,519-201,318

Finding the Third Proportional to 135,519 and 201,318

Calculator

Solution

The third proportional to 135,519 and 201,318 is: 299,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,519 : 201,318 = 201,318 : x
  2. Step 2: Convert to fraction form
    135,519/201,318 = 201,318/x
  3. Step 3: Cross multiply
    135,519x = 201,318 × 201,318
  4. Step 4: Simplify right side
    135,519x = 40,528,937,124
  5. Step 5: Solve for x
    x = 40,528,937,124/135,519
  6. Step 6: Final answer
    x = 299,064.61

Related Problems

Find third proportional to 67,759.50 and 100,659
Half scale
Find third proportional to 271,038 and 402,636
Double scale
Find third proportional to 135,521 and 201,321
Similar ratio
Find third proportional to 203,278.50 and 301,977
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.