Home / 36,520-77,747

Finding the Third Proportional to 36,520 and 77,747

Calculator

Solution

The third proportional to 36,520 and 77,747 is: 165,514.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,520 : 77,747 = 77,747 : x
  2. Step 2: Convert to fraction form
    36,520/77,747 = 77,747/x
  3. Step 3: Cross multiply
    36,520x = 77,747 × 77,747
  4. Step 4: Simplify right side
    36,520x = 6,044,596,009
  5. Step 5: Solve for x
    x = 6,044,596,009/36,520
  6. Step 6: Final answer
    x = 165,514.68

Related Problems

Find third proportional to 18,260 and 38,873.50
Half scale
Find third proportional to 73,040 and 155,494
Double scale
Find third proportional to 36,522 and 77,751
Similar ratio
Find third proportional to 54,780 and 116,620.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.