Home / 120,530-186,627

Finding the Third Proportional to 120,530 and 186,627

Calculator

Solution

The third proportional to 120,530 and 186,627 is: 288,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,530 : 186,627 = 186,627 : x
  2. Step 2: Convert to fraction form
    120,530/186,627 = 186,627/x
  3. Step 3: Cross multiply
    120,530x = 186,627 × 186,627
  4. Step 4: Simplify right side
    120,530x = 34,829,637,129
  5. Step 5: Solve for x
    x = 34,829,637,129/120,530
  6. Step 6: Final answer
    x = 288,970.69

Related Problems

Find third proportional to 60,265 and 93,313.50
Half scale
Find third proportional to 241,060 and 373,254
Double scale
Find third proportional to 120,532 and 186,630
Similar ratio
Find third proportional to 180,795 and 279,940.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.