Home / 38,886-83,280

Finding the Third Proportional to 38,886 and 83,280

Calculator

Solution

The third proportional to 38,886 and 83,280 is: 178,356.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,886 : 83,280 = 83,280 : x
  2. Step 2: Convert to fraction form
    38,886/83,280 = 83,280/x
  3. Step 3: Cross multiply
    38,886x = 83,280 × 83,280
  4. Step 4: Simplify right side
    38,886x = 6,935,558,400
  5. Step 5: Solve for x
    x = 6,935,558,400/38,886
  6. Step 6: Final answer
    x = 178,356.18

Related Problems

Find third proportional to 19,443 and 41,640
Half scale
Find third proportional to 77,772 and 166,560
Double scale
Find third proportional to 38,888 and 83,284
Similar ratio
Find third proportional to 58,329 and 124,920
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.