Home / 52,896-81,972

Finding the Third Proportional to 52,896 and 81,972

Calculator

Solution

The third proportional to 52,896 and 81,972 is: 127,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,896 : 81,972 = 81,972 : x
  2. Step 2: Convert to fraction form
    52,896/81,972 = 81,972/x
  3. Step 3: Cross multiply
    52,896x = 81,972 × 81,972
  4. Step 4: Simplify right side
    52,896x = 6,719,408,784
  5. Step 5: Solve for x
    x = 6,719,408,784/52,896
  6. Step 6: Final answer
    x = 127,030.57

Related Problems

Find third proportional to 26,448 and 40,986
Half scale
Find third proportional to 105,792 and 163,944
Double scale
Find third proportional to 52,898 and 81,975
Similar ratio
Find third proportional to 79,344 and 122,958
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.