Home / 90,508-119,018

Finding the Third Proportional to 90,508 and 119,018

Calculator

Solution

The third proportional to 90,508 and 119,018 is: 156,508.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,508 : 119,018 = 119,018 : x
  2. Step 2: Convert to fraction form
    90,508/119,018 = 119,018/x
  3. Step 3: Cross multiply
    90,508x = 119,018 × 119,018
  4. Step 4: Simplify right side
    90,508x = 14,165,284,324
  5. Step 5: Solve for x
    x = 14,165,284,324/90,508
  6. Step 6: Final answer
    x = 156,508.64

Related Problems

Find third proportional to 45,254 and 59,509
Half scale
Find third proportional to 181,016 and 238,036
Double scale
Find third proportional to 90,510 and 119,021
Similar ratio
Find third proportional to 135,762 and 178,527
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.