The tax on a property with an assessed value of $90,000 is $1,200 what is the assessed value of a property if the tax is $2,200

Use a proportion.

90,000/1,200 = x/2,200

1,200x = 2,200 * 90,000

1,200x = 198,000,000

x = 165,000

The assessed value is $165,000.