Home / 83,886-130,905

Finding the Third Proportional to 83,886 and 130,905

Calculator

Solution

The third proportional to 83,886 and 130,905 is: 204,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,886 : 130,905 = 130,905 : x
  2. Step 2: Convert to fraction form
    83,886/130,905 = 130,905/x
  3. Step 3: Cross multiply
    83,886x = 130,905 × 130,905
  4. Step 4: Simplify right side
    83,886x = 17,136,119,025
  5. Step 5: Solve for x
    x = 17,136,119,025/83,886
  6. Step 6: Final answer
    x = 204,278.65

Related Problems

Find third proportional to 41,943 and 65,452.50
Half scale
Find third proportional to 167,772 and 261,810
Double scale
Find third proportional to 83,888 and 130,908
Similar ratio
Find third proportional to 125,829 and 196,357.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.