Home / 54,639-120,117

Finding the Third Proportional to 54,639 and 120,117

Calculator

Solution

The third proportional to 54,639 and 120,117 is: 264,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,639 : 120,117 = 120,117 : x
  2. Step 2: Convert to fraction form
    54,639/120,117 = 120,117/x
  3. Step 3: Cross multiply
    54,639x = 120,117 × 120,117
  4. Step 4: Simplify right side
    54,639x = 14,428,093,689
  5. Step 5: Solve for x
    x = 14,428,093,689/54,639
  6. Step 6: Final answer
    x = 264,062.18

Related Problems

Find third proportional to 27,319.50 and 60,058.50
Half scale
Find third proportional to 109,278 and 240,234
Double scale
Find third proportional to 54,641 and 120,121
Similar ratio
Find third proportional to 81,958.50 and 180,175.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.