Home / 260,114.19-390,150.77-82,622.73

Finding the Fourth Proportional to 260,114.19, 390,150.77 and 82,622.73

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Solution

The fourth proportional to 260,114.19, 390,150.77 and 82,622.73 is: 123,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,114.19 : 390,150.77 = 82,622.73 : x
  2. Step 2: Convert to fraction form
    260,114.19/390,150.77 = 82,622.73/x
  3. Step 3: Cross multiply
    260,114.19x = 390,150.77 × 82,622.73
  4. Step 4: Simplify right side
    260,114.19x = 32,235,321,729.00
  5. Step 5: Solve for x
    x = 32,235,321,729.00/260,114.19
  6. Step 6: Final answer
    x = 123,927.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.