Ngotho akaita mutambo wake wekutanga pasi rose pa1988 IAAF World Cross Country Championships, asi aive anononoka kuita muKenya ari pachinzvimbo 96. Akasimuka kuti ave nemukurumbira pa1990 African Championships muAthletics apo akanga ari kaviri bronze medalist mumamita 1500 uye 3000 metres. Akanga ari shasha yokuKenya mumitambo yacho yose gore iroro. Medari yake yokutanga pachikuva chenyika yose yakatevera pa 1991 IAAF World Cross Country Championships
uye nzvimbo yake yechisere yakamupa menduru yegoridhe nechikwata chevakadzi veKenya (chakanga chiine zita raJane Ngotho, Susan Sirma naPauline Konga).