Home / 69,288-104,556

Finding the Third Proportional to 69,288 and 104,556

Calculator

Solution

The third proportional to 69,288 and 104,556 is: 157,775.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,288 : 104,556 = 104,556 : x
  2. Step 2: Convert to fraction form
    69,288/104,556 = 104,556/x
  3. Step 3: Cross multiply
    69,288x = 104,556 × 104,556
  4. Step 4: Simplify right side
    69,288x = 10,931,957,136
  5. Step 5: Solve for x
    x = 10,931,957,136/69,288
  6. Step 6: Final answer
    x = 157,775.62

Related Problems

Find third proportional to 34,644 and 52,278
Half scale
Find third proportional to 138,576 and 209,112
Double scale
Find third proportional to 69,290 and 104,559
Similar ratio
Find third proportional to 103,932 and 156,834
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.