Home / 82,749-178,621

Finding the Third Proportional to 82,749 and 178,621

Calculator

Solution

The third proportional to 82,749 and 178,621 is: 385,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,749 : 178,621 = 178,621 : x
  2. Step 2: Convert to fraction form
    82,749/178,621 = 178,621/x
  3. Step 3: Cross multiply
    82,749x = 178,621 × 178,621
  4. Step 4: Simplify right side
    82,749x = 31,905,461,641
  5. Step 5: Solve for x
    x = 31,905,461,641/82,749
  6. Step 6: Final answer
    x = 385,569.15

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.