Home / 47,879-75,778

Finding the Third Proportional to 47,879 and 75,778

Calculator

Solution

The third proportional to 47,879 and 75,778 is: 119,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,879 : 75,778 = 75,778 : x
  2. Step 2: Convert to fraction form
    47,879/75,778 = 75,778/x
  3. Step 3: Cross multiply
    47,879x = 75,778 × 75,778
  4. Step 4: Simplify right side
    47,879x = 5,742,305,284
  5. Step 5: Solve for x
    x = 5,742,305,284/47,879
  6. Step 6: Final answer
    x = 119,933.69

Related Problems

Find third proportional to 23,939.50 and 37,889
Half scale
Find third proportional to 95,758 and 151,556
Double scale
Find third proportional to 47,881 and 75,781
Similar ratio
Find third proportional to 71,818.50 and 113,667
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.