Finding the Fourth Proportional to 189,614.08, 284,437.44 and 49,372.96
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Solution
The fourth proportional to 189,614.08, 284,437.44 and 49,372.96 is: 74,063.69
Step by Step Solution
- Step 1: Write the proportion equation
189,614.08 : 284,437.44 = 49,372.96 : x - Step 2: Convert to fraction form
189,614.08/284,437.44 = 49,372.96/x - Step 3: Cross multiply
189,614.08x = 284,437.44 × 49,372.96 - Step 4: Simplify right side
189,614.08x = 14,043,518,347.62 - Step 5: Solve for x
x = 14,043,518,347.62/189,614.08 - Step 6: Final answer
x = 74,063.69
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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.