Home / 163,459-225,099

Finding the Third Proportional to 163,459 and 225,099

Calculator

Solution

The third proportional to 163,459 and 225,099 is: 309,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,459 : 225,099 = 225,099 : x
  2. Step 2: Convert to fraction form
    163,459/225,099 = 225,099/x
  3. Step 3: Cross multiply
    163,459x = 225,099 × 225,099
  4. Step 4: Simplify right side
    163,459x = 50,669,559,801
  5. Step 5: Solve for x
    x = 50,669,559,801/163,459
  6. Step 6: Final answer
    x = 309,983.30

Related Problems

Find third proportional to 81,729.50 and 112,549.50
Half scale
Find third proportional to 326,918 and 450,198
Double scale
Find third proportional to 163,461 and 225,102
Similar ratio
Find third proportional to 245,188.50 and 337,648.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.