Home / 54,520-117,391

Finding the Third Proportional to 54,520 and 117,391

Calculator

Solution

The third proportional to 54,520 and 117,391 is: 252,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,520 : 117,391 = 117,391 : x
  2. Step 2: Convert to fraction form
    54,520/117,391 = 117,391/x
  3. Step 3: Cross multiply
    54,520x = 117,391 × 117,391
  4. Step 4: Simplify right side
    54,520x = 13,780,646,881
  5. Step 5: Solve for x
    x = 13,780,646,881/54,520
  6. Step 6: Final answer
    x = 252,763.15

Related Problems

Find third proportional to 27,260 and 58,695.50
Half scale
Find third proportional to 109,040 and 234,782
Double scale
Find third proportional to 54,522 and 117,395
Similar ratio
Find third proportional to 81,780 and 176,086.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.