Home / 74,666-115,779

Finding the Third Proportional to 74,666 and 115,779

Calculator

Solution

The third proportional to 74,666 and 115,779 is: 179,529.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,666 : 115,779 = 115,779 : x
  2. Step 2: Convert to fraction form
    74,666/115,779 = 115,779/x
  3. Step 3: Cross multiply
    74,666x = 115,779 × 115,779
  4. Step 4: Simplify right side
    74,666x = 13,404,776,841
  5. Step 5: Solve for x
    x = 13,404,776,841/74,666
  6. Step 6: Final answer
    x = 179,529.86

Related Problems

Find third proportional to 37,333 and 57,889.50
Half scale
Find third proportional to 149,332 and 231,558
Double scale
Find third proportional to 74,668 and 115,782
Similar ratio
Find third proportional to 111,999 and 173,668.50
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.