Home / 115,224-154,980

Finding the Third Proportional to 115,224 and 154,980

Calculator

Solution

The third proportional to 115,224 and 154,980 is: 208,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,224 : 154,980 = 154,980 : x
  2. Step 2: Convert to fraction form
    115,224/154,980 = 154,980/x
  3. Step 3: Cross multiply
    115,224x = 154,980 × 154,980
  4. Step 4: Simplify right side
    115,224x = 24,018,800,400
  5. Step 5: Solve for x
    x = 24,018,800,400/115,224
  6. Step 6: Final answer
    x = 208,453.10

Related Problems

Find third proportional to 57,612 and 77,490
Half scale
Find third proportional to 230,448 and 309,960
Double scale
Find third proportional to 115,226 and 154,983
Similar ratio
Find third proportional to 172,836 and 232,470
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.