Home / 103,238-145,376

Finding the Third Proportional to 103,238 and 145,376

Calculator

Solution

The third proportional to 103,238 and 145,376 is: 204,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,238 : 145,376 = 145,376 : x
  2. Step 2: Convert to fraction form
    103,238/145,376 = 145,376/x
  3. Step 3: Cross multiply
    103,238x = 145,376 × 145,376
  4. Step 4: Simplify right side
    103,238x = 21,134,181,376
  5. Step 5: Solve for x
    x = 21,134,181,376/103,238
  6. Step 6: Final answer
    x = 204,713.20

Related Problems

Find third proportional to 51,619 and 72,688
Half scale
Find third proportional to 206,476 and 290,752
Double scale
Find third proportional to 103,240 and 145,379
Similar ratio
Find third proportional to 154,857 and 218,064
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.