Home / 75,788-163,640

Finding the Third Proportional to 75,788 and 163,640

Calculator

Solution

The third proportional to 75,788 and 163,640 is: 353,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,788 : 163,640 = 163,640 : x
  2. Step 2: Convert to fraction form
    75,788/163,640 = 163,640/x
  3. Step 3: Cross multiply
    75,788x = 163,640 × 163,640
  4. Step 4: Simplify right side
    75,788x = 26,778,049,600
  5. Step 5: Solve for x
    x = 26,778,049,600/75,788
  6. Step 6: Final answer
    x = 353,328.36

Related Problems

Find third proportional to 37,894 and 81,820
Half scale
Find third proportional to 151,576 and 327,280
Double scale
Find third proportional to 75,790 and 163,644
Similar ratio
Find third proportional to 113,682 and 245,460
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.