Home / 40,528-87,299

Finding the Third Proportional to 40,528 and 87,299

Calculator

Solution

The third proportional to 40,528 and 87,299 is: 188,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,528 : 87,299 = 87,299 : x
  2. Step 2: Convert to fraction form
    40,528/87,299 = 87,299/x
  3. Step 3: Cross multiply
    40,528x = 87,299 × 87,299
  4. Step 4: Simplify right side
    40,528x = 7,621,115,401
  5. Step 5: Solve for x
    x = 7,621,115,401/40,528
  6. Step 6: Final answer
    x = 188,045.68

Related Problems

Find third proportional to 20,264 and 43,649.50
Half scale
Find third proportional to 81,056 and 174,598
Double scale
Find third proportional to 40,530 and 87,303
Similar ratio
Find third proportional to 60,792 and 130,948.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.