Home / 115,171-177,677

Finding the Third Proportional to 115,171 and 177,677

Calculator

Solution

The third proportional to 115,171 and 177,677 is: 274,106.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,171 : 177,677 = 177,677 : x
  2. Step 2: Convert to fraction form
    115,171/177,677 = 177,677/x
  3. Step 3: Cross multiply
    115,171x = 177,677 × 177,677
  4. Step 4: Simplify right side
    115,171x = 31,569,116,329
  5. Step 5: Solve for x
    x = 31,569,116,329/115,171
  6. Step 6: Final answer
    x = 274,106.47

Related Problems

Find third proportional to 57,585.50 and 88,838.50
Half scale
Find third proportional to 230,342 and 355,354
Double scale
Find third proportional to 115,173 and 177,680
Similar ratio
Find third proportional to 172,756.50 and 266,515.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.