Home / 80,930-122,488

Finding the Third Proportional to 80,930 and 122,488

Calculator

Solution

The third proportional to 80,930 and 122,488 is: 185,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,930 : 122,488 = 122,488 : x
  2. Step 2: Convert to fraction form
    80,930/122,488 = 122,488/x
  3. Step 3: Cross multiply
    80,930x = 122,488 × 122,488
  4. Step 4: Simplify right side
    80,930x = 15,003,310,144
  5. Step 5: Solve for x
    x = 15,003,310,144/80,930
  6. Step 6: Final answer
    x = 185,386.26

Related Problems

Find third proportional to 40,465 and 61,244
Half scale
Find third proportional to 161,860 and 244,976
Double scale
Find third proportional to 80,932 and 122,491
Similar ratio
Find third proportional to 121,395 and 183,732
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.