Home / 56,513-69,149

Finding the Third Proportional to 56,513 and 69,149

Calculator

Solution

The third proportional to 56,513 and 69,149 is: 84,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,513 : 69,149 = 69,149 : x
  2. Step 2: Convert to fraction form
    56,513/69,149 = 69,149/x
  3. Step 3: Cross multiply
    56,513x = 69,149 × 69,149
  4. Step 4: Simplify right side
    56,513x = 4,781,584,201
  5. Step 5: Solve for x
    x = 4,781,584,201/56,513
  6. Step 6: Final answer
    x = 84,610.34

Related Problems

Find third proportional to 28,256.50 and 34,574.50
Half scale
Find third proportional to 113,026 and 138,298
Double scale
Find third proportional to 56,515 and 69,151
Similar ratio
Find third proportional to 84,769.50 and 103,723.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.