Home / 130,964-204,872

Finding the Third Proportional to 130,964 and 204,872

Calculator

Solution

The third proportional to 130,964 and 204,872 is: 320,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,964 : 204,872 = 204,872 : x
  2. Step 2: Convert to fraction form
    130,964/204,872 = 204,872/x
  3. Step 3: Cross multiply
    130,964x = 204,872 × 204,872
  4. Step 4: Simplify right side
    130,964x = 41,972,536,384
  5. Step 5: Solve for x
    x = 41,972,536,384/130,964
  6. Step 6: Final answer
    x = 320,489.11

Related Problems

Find third proportional to 65,482 and 102,436
Half scale
Find third proportional to 261,928 and 409,744
Double scale
Find third proportional to 130,966 and 204,875
Similar ratio
Find third proportional to 196,446 and 307,308
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.