Home / 42,464-86,771

Finding the Third Proportional to 42,464 and 86,771

Calculator

Solution

The third proportional to 42,464 and 86,771 is: 177,307.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,464 : 86,771 = 86,771 : x
  2. Step 2: Convert to fraction form
    42,464/86,771 = 86,771/x
  3. Step 3: Cross multiply
    42,464x = 86,771 × 86,771
  4. Step 4: Simplify right side
    42,464x = 7,529,206,441
  5. Step 5: Solve for x
    x = 7,529,206,441/42,464
  6. Step 6: Final answer
    x = 177,307.99

Related Problems

Find third proportional to 21,232 and 43,385.50
Half scale
Find third proportional to 84,928 and 173,542
Double scale
Find third proportional to 42,466 and 86,775
Similar ratio
Find third proportional to 63,696 and 130,156.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.