Home / 130,119-201,088

Finding the Third Proportional to 130,119 and 201,088

Calculator

Solution

The third proportional to 130,119 and 201,088 is: 310,764.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,119 : 201,088 = 201,088 : x
  2. Step 2: Convert to fraction form
    130,119/201,088 = 201,088/x
  3. Step 3: Cross multiply
    130,119x = 201,088 × 201,088
  4. Step 4: Simplify right side
    130,119x = 40,436,383,744
  5. Step 5: Solve for x
    x = 40,436,383,744/130,119
  6. Step 6: Final answer
    x = 310,764.64

Related Problems

Find third proportional to 65,059.50 and 100,544
Half scale
Find third proportional to 260,238 and 402,176
Double scale
Find third proportional to 130,121 and 201,091
Similar ratio
Find third proportional to 195,178.50 and 301,632
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.