Home / 69,272-107,472

Finding the Third Proportional to 69,272 and 107,472

Calculator

Solution

The third proportional to 69,272 and 107,472 is: 166,737.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,272 : 107,472 = 107,472 : x
  2. Step 2: Convert to fraction form
    69,272/107,472 = 107,472/x
  3. Step 3: Cross multiply
    69,272x = 107,472 × 107,472
  4. Step 4: Simplify right side
    69,272x = 11,550,230,784
  5. Step 5: Solve for x
    x = 11,550,230,784/69,272
  6. Step 6: Final answer
    x = 166,737.37

Related Problems

Find third proportional to 34,636 and 53,736
Half scale
Find third proportional to 138,544 and 214,944
Double scale
Find third proportional to 69,274 and 107,475
Similar ratio
Find third proportional to 103,908 and 161,208
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.