Home / 187,990-271,616

Finding the Third Proportional to 187,990 and 271,616

Calculator

Solution

The third proportional to 187,990 and 271,616 is: 392,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,990 : 271,616 = 271,616 : x
  2. Step 2: Convert to fraction form
    187,990/271,616 = 271,616/x
  3. Step 3: Cross multiply
    187,990x = 271,616 × 271,616
  4. Step 4: Simplify right side
    187,990x = 73,775,251,456
  5. Step 5: Solve for x
    x = 73,775,251,456/187,990
  6. Step 6: Final answer
    x = 392,442.42

Related Problems

Find third proportional to 93,995 and 135,808
Half scale
Find third proportional to 375,980 and 543,232
Double scale
Find third proportional to 187,992 and 271,619
Similar ratio
Find third proportional to 281,985 and 407,424
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.