Home / 80,520-174,891

Finding the Third Proportional to 80,520 and 174,891

Calculator

Solution

The third proportional to 80,520 and 174,891 is: 379,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,520 : 174,891 = 174,891 : x
  2. Step 2: Convert to fraction form
    80,520/174,891 = 174,891/x
  3. Step 3: Cross multiply
    80,520x = 174,891 × 174,891
  4. Step 4: Simplify right side
    80,520x = 30,586,861,881
  5. Step 5: Solve for x
    x = 30,586,861,881/80,520
  6. Step 6: Final answer
    x = 379,866.64

Related Problems

Find third proportional to 40,260 and 87,445.50
Half scale
Find third proportional to 161,040 and 349,782
Double scale
Find third proportional to 80,522 and 174,895
Similar ratio
Find third proportional to 120,780 and 262,336.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.