Finding the Fourth Proportional to 247,912.08, 371,892.72 and 79,390.08
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Solution
The fourth proportional to 247,912.08, 371,892.72 and 79,390.08 is: 119,093.00
Step by Step Solution
- Step 1: Write the proportion equation
247,912.08 : 371,892.72 = 79,390.08 : x - Step 2: Convert to fraction form
247,912.08/371,892.72 = 79,390.08/x - Step 3: Cross multiply
247,912.08x = 371,892.72 × 79,390.08 - Step 4: Simplify right side
247,912.08x = 29,524,592,792.22 - Step 5: Solve for x
x = 29,524,592,792.22/247,912.08 - Step 6: Final answer
x = 119,093.00
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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.