A room is half as high as it is long. (The height of the room is one-half the measurement of its length). ..and 3/2 times as broad as it is high. (The width of the room is 1.5 times the measurement of its height).
L = the length of the room (the word "long" implies "length") W = the width of the room (the word "broad" implies "width) H = the height of the room (the word "high" implies "height)