Home / 69,324-141,927

Finding the Third Proportional to 69,324 and 141,927

Calculator

Solution

The third proportional to 69,324 and 141,927 is: 290,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,324 : 141,927 = 141,927 : x
  2. Step 2: Convert to fraction form
    69,324/141,927 = 141,927/x
  3. Step 3: Cross multiply
    69,324x = 141,927 × 141,927
  4. Step 4: Simplify right side
    69,324x = 20,143,273,329
  5. Step 5: Solve for x
    x = 20,143,273,329/69,324
  6. Step 6: Final answer
    x = 290,567.10

Related Problems

Find third proportional to 34,662 and 70,963.50
Half scale
Find third proportional to 138,648 and 283,854
Double scale
Find third proportional to 69,326 and 141,931
Similar ratio
Find third proportional to 103,986 and 212,890.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.