Home / 53,622-78,872

Finding the Third Proportional to 53,622 and 78,872

Calculator

Solution

The third proportional to 53,622 and 78,872 is: 116,011.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,622 : 78,872 = 78,872 : x
  2. Step 2: Convert to fraction form
    53,622/78,872 = 78,872/x
  3. Step 3: Cross multiply
    53,622x = 78,872 × 78,872
  4. Step 4: Simplify right side
    53,622x = 6,220,792,384
  5. Step 5: Solve for x
    x = 6,220,792,384/53,622
  6. Step 6: Final answer
    x = 116,011.94

Related Problems

Find third proportional to 26,811 and 39,436
Half scale
Find third proportional to 107,244 and 157,744
Double scale
Find third proportional to 53,624 and 78,875
Similar ratio
Find third proportional to 80,433 and 118,308
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.