Home / 140,040-212,652

Finding the Third Proportional to 140,040 and 212,652

Calculator

Solution

The third proportional to 140,040 and 212,652 is: 322,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,040 : 212,652 = 212,652 : x
  2. Step 2: Convert to fraction form
    140,040/212,652 = 212,652/x
  3. Step 3: Cross multiply
    140,040x = 212,652 × 212,652
  4. Step 4: Simplify right side
    140,040x = 45,220,873,104
  5. Step 5: Solve for x
    x = 45,220,873,104/140,040
  6. Step 6: Final answer
    x = 322,913.98

Related Problems

Find third proportional to 70,020 and 106,326
Half scale
Find third proportional to 280,080 and 425,304
Double scale
Find third proportional to 140,042 and 212,655
Similar ratio
Find third proportional to 210,060 and 318,978
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.