Home / 117,872-254,434

Finding the Third Proportional to 117,872 and 254,434

Calculator

Solution

The third proportional to 117,872 and 254,434 is: 549,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,872 : 254,434 = 254,434 : x
  2. Step 2: Convert to fraction form
    117,872/254,434 = 254,434/x
  3. Step 3: Cross multiply
    117,872x = 254,434 × 254,434
  4. Step 4: Simplify right side
    117,872x = 64,736,660,356
  5. Step 5: Solve for x
    x = 64,736,660,356/117,872
  6. Step 6: Final answer
    x = 549,211.52

Related Problems

Find third proportional to 58,936 and 127,217
Half scale
Find third proportional to 235,744 and 508,868
Double scale
Find third proportional to 117,874 and 254,438
Similar ratio
Find third proportional to 176,808 and 381,651
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.