Home / 27,981-61,146

Finding the Third Proportional to 27,981 and 61,146

Calculator

Solution

The third proportional to 27,981 and 61,146 is: 133,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981 : 61,146 = 61,146 : x
  2. Step 2: Convert to fraction form
    27,981/61,146 = 61,146/x
  3. Step 3: Cross multiply
    27,981x = 61,146 × 61,146
  4. Step 4: Simplify right side
    27,981x = 3,738,833,316
  5. Step 5: Solve for x
    x = 3,738,833,316/27,981
  6. Step 6: Final answer
    x = 133,620.43

Related Problems

Find third proportional to 13,990.50 and 30,573
Half scale
Find third proportional to 55,962 and 122,292
Double scale
Find third proportional to 27,983 and 61,150
Similar ratio
Find third proportional to 41,971.50 and 91,719
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.