Home / 58,389-120,930

Finding the Third Proportional to 58,389 and 120,930

Calculator

Solution

The third proportional to 58,389 and 120,930 is: 250,459.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,389 : 120,930 = 120,930 : x
  2. Step 2: Convert to fraction form
    58,389/120,930 = 120,930/x
  3. Step 3: Cross multiply
    58,389x = 120,930 × 120,930
  4. Step 4: Simplify right side
    58,389x = 14,624,064,900
  5. Step 5: Solve for x
    x = 14,624,064,900/58,389
  6. Step 6: Final answer
    x = 250,459.25

Related Problems

Find third proportional to 29,194.50 and 60,465
Half scale
Find third proportional to 116,778 and 241,860
Double scale
Find third proportional to 58,391 and 120,934
Similar ratio
Find third proportional to 87,583.50 and 181,395
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.