Proportionably

Origin

From proportionable + -ly.

Full definition of proportionably

Adverb

1. In a proportionable manner; proportionately.
• 1603, John Florio, trans. Michel de Montaigne, Essays, I.40:Happy is that man that hath so proportionably directed his estate, as his riches may discharge and supply the same, without care or encombrance to himselfe ....
• 1798, Thomas Malthus, , page 79:It may at first appear strange, but I believe it is true, that I cannot by means of money raise a poor man and enable him to live much better than he did before, without proportionably depressing others in the same class.