Lance, Neil, and Ed are starting a partnership and have contributed $100,000, $200,000, and $150,000, respectively. Lance plans to work full-time while Neil and Ed plan to work part-time. Which of the following plans would be the most equitable?

1- a fixed ratio of 50% to Lance and 25% each to Neil and Ed

2- interest on capital balances with the remainder spilt according to a 2:1:1 ratio for Lance, Neil, and Ed, respectively

3- interest on capital balances with the remainder split equally

4- salaries of $90,000 to Lance and $45,000 to Neil and Ed with the remainder split equally