She competed for the USSR in the 1976 Summer Olympics held in Montreal, Canada in the 4 × 100 metres where she won a bronze medal with her teammates Lyudmila Maslakova, Vera Anisimova and Nadezhda Besfamilnaya.

[1] She returned to the 1980 Summer Olympics held in Moscow, this time moving up to the 4 × 400 metres, where she won the gold medal with her teammates Tatyana Goyshchik, Nina Zyuskova and Irina Nazarova.

[1] After finishing her career Prorochenko worked for the Ukrainian Athletic Federation and in the National Olympic Committee of Ukraine.

[1] She was diagnosed with cancer in 2018, her family organised a public appeal for money in 2019 to pay for her treatment.

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