Finding the Fourth Proportional to 88,577.05, 122,233.47 and 48,290.17
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Solution
The fourth proportional to 88,577.05, 122,233.47 and 48,290.17 is: 66,638.88
Step by Step Solution
- Step 1: Write the proportion equation
88,577.05 : 122,233.47 = 48,290.17 : x - Step 2: Convert to fraction form
88,577.05/122,233.47 = 48,290.17/x - Step 3: Cross multiply
88,577.05x = 122,233.47 × 48,290.17 - Step 4: Simplify right side
88,577.05x = 5,902,675,045.99 - Step 5: Solve for x
x = 5,902,675,045.99/88,577.05 - Step 6: Final answer
x = 66,638.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.