Home / 117,630-177,539

Finding the Third Proportional to 117,630 and 177,539

Calculator

Solution

The third proportional to 117,630 and 177,539 is: 267,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,630 : 177,539 = 177,539 : x
  2. Step 2: Convert to fraction form
    117,630/177,539 = 177,539/x
  3. Step 3: Cross multiply
    117,630x = 177,539 × 177,539
  4. Step 4: Simplify right side
    117,630x = 31,520,096,521
  5. Step 5: Solve for x
    x = 31,520,096,521/117,630
  6. Step 6: Final answer
    x = 267,959.67

Related Problems

Find third proportional to 58,815 and 88,769.50
Half scale
Find third proportional to 235,260 and 355,078
Double scale
Find third proportional to 117,632 and 177,542
Similar ratio
Find third proportional to 176,445 and 266,308.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.