Home / 84,674-177,880

Finding the Third Proportional to 84,674 and 177,880

Calculator

Solution

The third proportional to 84,674 and 177,880 is: 373,683.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,674 : 177,880 = 177,880 : x
  2. Step 2: Convert to fraction form
    84,674/177,880 = 177,880/x
  3. Step 3: Cross multiply
    84,674x = 177,880 × 177,880
  4. Step 4: Simplify right side
    84,674x = 31,641,294,400
  5. Step 5: Solve for x
    x = 31,641,294,400/84,674
  6. Step 6: Final answer
    x = 373,683.71

Related Problems

Find third proportional to 42,337 and 88,940
Half scale
Find third proportional to 169,348 and 355,760
Double scale
Find third proportional to 84,676 and 177,884
Similar ratio
Find third proportional to 127,011 and 266,820
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.