Finding the Fourth Proportional to 88,620.08, 122,292.72 and 52,791.53
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Solution
The fourth proportional to 88,620.08, 122,292.72 and 52,791.53 is: 72,850.53
Step by Step Solution
- Step 1: Write the proportion equation
88,620.08 : 122,292.72 = 52,791.53 : x - Step 2: Convert to fraction form
88,620.08/122,292.72 = 52,791.53/x - Step 3: Cross multiply
88,620.08x = 122,292.72 × 52,791.53 - Step 4: Simplify right side
88,620.08x = 6,456,019,185.20 - Step 5: Solve for x
x = 6,456,019,185.20/88,620.08 - Step 6: Final answer
x = 72,850.53
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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.