Home / 76,788-165,429

Finding the Third Proportional to 76,788 and 165,429

Calculator

Solution

The third proportional to 76,788 and 165,429 is: 356,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,788 : 165,429 = 165,429 : x
  2. Step 2: Convert to fraction form
    76,788/165,429 = 165,429/x
  3. Step 3: Cross multiply
    76,788x = 165,429 × 165,429
  4. Step 4: Simplify right side
    76,788x = 27,366,754,041
  5. Step 5: Solve for x
    x = 27,366,754,041/76,788
  6. Step 6: Final answer
    x = 356,393.63

Related Problems

Find third proportional to 38,394 and 82,714.50
Half scale
Find third proportional to 153,576 and 330,858
Double scale
Find third proportional to 76,790 and 165,433
Similar ratio
Find third proportional to 115,182 and 248,143.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.