Home / 59,121-136,719

Finding the Third Proportional to 59,121 and 136,719

Calculator

Solution

The third proportional to 59,121 and 136,719 is: 316,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,121 : 136,719 = 136,719 : x
  2. Step 2: Convert to fraction form
    59,121/136,719 = 136,719/x
  3. Step 3: Cross multiply
    59,121x = 136,719 × 136,719
  4. Step 4: Simplify right side
    59,121x = 18,692,084,961
  5. Step 5: Solve for x
    x = 18,692,084,961/59,121
  6. Step 6: Final answer
    x = 316,166.59

Related Problems

Find third proportional to 29,560.50 and 68,359.50
Half scale
Find third proportional to 118,242 and 273,438
Double scale
Find third proportional to 59,123 and 136,724
Similar ratio
Find third proportional to 88,681.50 and 205,078.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.