Finding the Fourth Proportional to 88,611.73, 122,286.50 and 48,327.19
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Solution
The fourth proportional to 88,611.73, 122,286.50 and 48,327.19 is: 66,692.78
Step by Step Solution
- Step 1: Write the proportion equation
88,611.73 : 122,286.50 = 48,327.19 : x - Step 2: Convert to fraction form
88,611.73/122,286.50 = 48,327.19/x - Step 3: Cross multiply
88,611.73x = 122,286.50 × 48,327.19 - Step 4: Simplify right side
88,611.73x = 5,909,762,919.94 - Step 5: Solve for x
x = 5,909,762,919.94/88,611.73 - Step 6: Final answer
x = 66,692.78
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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.