Home / 131,520-202,368

Finding the Third Proportional to 131,520 and 202,368

Calculator

Solution

The third proportional to 131,520 and 202,368 is: 311,380.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,520 : 202,368 = 202,368 : x
  2. Step 2: Convert to fraction form
    131,520/202,368 = 202,368/x
  3. Step 3: Cross multiply
    131,520x = 202,368 × 202,368
  4. Step 4: Simplify right side
    131,520x = 40,952,807,424
  5. Step 5: Solve for x
    x = 40,952,807,424/131,520
  6. Step 6: Final answer
    x = 311,380.84

Related Problems

Find third proportional to 65,760 and 101,184
Half scale
Find third proportional to 263,040 and 404,736
Double scale
Find third proportional to 131,522 and 202,371
Similar ratio
Find third proportional to 197,280 and 303,552
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.