Home / 90,084-135,172

Finding the Third Proportional to 90,084 and 135,172

Calculator

Solution

The third proportional to 90,084 and 135,172 is: 202,827.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,084 : 135,172 = 135,172 : x
  2. Step 2: Convert to fraction form
    90,084/135,172 = 135,172/x
  3. Step 3: Cross multiply
    90,084x = 135,172 × 135,172
  4. Step 4: Simplify right side
    90,084x = 18,271,469,584
  5. Step 5: Solve for x
    x = 18,271,469,584/90,084
  6. Step 6: Final answer
    x = 202,827.02

Related Problems

Find third proportional to 45,042 and 67,586
Half scale
Find third proportional to 180,168 and 270,344
Double scale
Find third proportional to 90,086 and 135,175
Similar ratio
Find third proportional to 135,126 and 202,758
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.