Finding the Fourth Proportional to 189,900.59, 284,850.88 and 49,658.00
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Solution
The fourth proportional to 189,900.59, 284,850.88 and 49,658.00 is: 74,486.99
Step by Step Solution
- Step 1: Write the proportion equation
189,900.59 : 284,850.88 = 49,658.00 : x - Step 2: Convert to fraction form
189,900.59/284,850.88 = 49,658.00/x - Step 3: Cross multiply
189,900.59x = 284,850.88 × 49,658.00 - Step 4: Simplify right side
189,900.59x = 14,145,123,450.64 - Step 5: Solve for x
x = 14,145,123,450.64/189,900.59 - Step 6: Final answer
x = 74,486.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.