Home / 52,853-81,855

Finding the Third Proportional to 52,853 and 81,855

Calculator

Solution

The third proportional to 52,853 and 81,855 is: 126,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,853 : 81,855 = 81,855 : x
  2. Step 2: Convert to fraction form
    52,853/81,855 = 81,855/x
  3. Step 3: Cross multiply
    52,853x = 81,855 × 81,855
  4. Step 4: Simplify right side
    52,853x = 6,700,241,025
  5. Step 5: Solve for x
    x = 6,700,241,025/52,853
  6. Step 6: Final answer
    x = 126,771.25

Related Problems

Find third proportional to 26,426.50 and 40,927.50
Half scale
Find third proportional to 105,706 and 163,710
Double scale
Find third proportional to 52,855 and 81,858
Similar ratio
Find third proportional to 79,279.50 and 122,782.50
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.