Finding the Fourth Proportional to 68,546.83, 102,822.36 and 18,627.99
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Solution
The fourth proportional to 68,546.83, 102,822.36 and 18,627.99 is: 27,942.56
Step by Step Solution
- Step 1: Write the proportion equation
68,546.83 : 102,822.36 = 18,627.99 : x - Step 2: Convert to fraction form
68,546.83/102,822.36 = 18,627.99/x - Step 3: Cross multiply
68,546.83x = 102,822.36 × 18,627.99 - Step 4: Simplify right side
68,546.83x = 1,915,373,893.86 - Step 5: Solve for x
x = 1,915,373,893.86/68,546.83 - Step 6: Final answer
x = 27,942.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.