Home / 66,674-145,802

Finding the Third Proportional to 66,674 and 145,802

Calculator

Solution

The third proportional to 66,674 and 145,802 is: 318,838.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,674 : 145,802 = 145,802 : x
  2. Step 2: Convert to fraction form
    66,674/145,802 = 145,802/x
  3. Step 3: Cross multiply
    66,674x = 145,802 × 145,802
  4. Step 4: Simplify right side
    66,674x = 21,258,223,204
  5. Step 5: Solve for x
    x = 21,258,223,204/66,674
  6. Step 6: Final answer
    x = 318,838.28

Related Problems

Find third proportional to 33,337 and 72,901
Half scale
Find third proportional to 133,348 and 291,604
Double scale
Find third proportional to 66,676 and 145,806
Similar ratio
Find third proportional to 100,011 and 218,703
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.