Home / 133,503-206,148

Finding the Third Proportional to 133,503 and 206,148

Calculator

Solution

The third proportional to 133,503 and 206,148 is: 318,322.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,503 : 206,148 = 206,148 : x
  2. Step 2: Convert to fraction form
    133,503/206,148 = 206,148/x
  3. Step 3: Cross multiply
    133,503x = 206,148 × 206,148
  4. Step 4: Simplify right side
    133,503x = 42,496,997,904
  5. Step 5: Solve for x
    x = 42,496,997,904/133,503
  6. Step 6: Final answer
    x = 318,322.42

Related Problems

Find third proportional to 66,751.50 and 103,074
Half scale
Find third proportional to 267,006 and 412,296
Double scale
Find third proportional to 133,505 and 206,151
Similar ratio
Find third proportional to 200,254.50 and 309,222
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.