Home / 57,972-122,171

Finding the Third Proportional to 57,972 and 122,171

Calculator

Solution

The third proportional to 57,972 and 122,171 is: 257,464.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,972 : 122,171 = 122,171 : x
  2. Step 2: Convert to fraction form
    57,972/122,171 = 122,171/x
  3. Step 3: Cross multiply
    57,972x = 122,171 × 122,171
  4. Step 4: Simplify right side
    57,972x = 14,925,753,241
  5. Step 5: Solve for x
    x = 14,925,753,241/57,972
  6. Step 6: Final answer
    x = 257,464.87

Related Problems

Find third proportional to 28,986 and 61,085.50
Half scale
Find third proportional to 115,944 and 244,342
Double scale
Find third proportional to 57,974 and 122,175
Similar ratio
Find third proportional to 86,958 and 183,256.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.