Home / 64,870-122,962

Finding the Third Proportional to 64,870 and 122,962

Calculator

Solution

The third proportional to 64,870 and 122,962 is: 233,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,870 : 122,962 = 122,962 : x
  2. Step 2: Convert to fraction form
    64,870/122,962 = 122,962/x
  3. Step 3: Cross multiply
    64,870x = 122,962 × 122,962
  4. Step 4: Simplify right side
    64,870x = 15,119,653,444
  5. Step 5: Solve for x
    x = 15,119,653,444/64,870
  6. Step 6: Final answer
    x = 233,076.21

Related Problems

Find third proportional to 32,435 and 61,481
Half scale
Find third proportional to 129,740 and 245,924
Double scale
Find third proportional to 64,872 and 122,966
Similar ratio
Find third proportional to 97,305 and 184,443
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.