Home / 73,290-149,140

Finding the Third Proportional to 73,290 and 149,140

Calculator

Solution

The third proportional to 73,290 and 149,140 is: 303,489.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,290 : 149,140 = 149,140 : x
  2. Step 2: Convert to fraction form
    73,290/149,140 = 149,140/x
  3. Step 3: Cross multiply
    73,290x = 149,140 × 149,140
  4. Step 4: Simplify right side
    73,290x = 22,242,739,600
  5. Step 5: Solve for x
    x = 22,242,739,600/73,290
  6. Step 6: Final answer
    x = 303,489.42

Related Problems

Find third proportional to 36,645 and 74,570
Half scale
Find third proportional to 146,580 and 298,280
Double scale
Find third proportional to 73,292 and 149,144
Similar ratio
Find third proportional to 109,935 and 223,710
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.