Home / 54,789-83,655

Finding the Third Proportional to 54,789 and 83,655

Calculator

Solution

The third proportional to 54,789 and 83,655 is: 127,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,789 : 83,655 = 83,655 : x
  2. Step 2: Convert to fraction form
    54,789/83,655 = 83,655/x
  3. Step 3: Cross multiply
    54,789x = 83,655 × 83,655
  4. Step 4: Simplify right side
    54,789x = 6,998,159,025
  5. Step 5: Solve for x
    x = 6,998,159,025/54,789
  6. Step 6: Final answer
    x = 127,729.27

Related Problems

Find third proportional to 27,394.50 and 41,827.50
Half scale
Find third proportional to 109,578 and 167,310
Double scale
Find third proportional to 54,791 and 83,658
Similar ratio
Find third proportional to 82,183.50 and 125,482.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.