Finding the Fourth Proportional to 189,610.08, 284,431.44 and 49,368.96
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Solution
The fourth proportional to 189,610.08, 284,431.44 and 49,368.96 is: 74,057.69
Step by Step Solution
- Step 1: Write the proportion equation
189,610.08 : 284,431.44 = 49,368.96 : x - Step 2: Convert to fraction form
189,610.08/284,431.44 = 49,368.96/x - Step 3: Cross multiply
189,610.08x = 284,431.44 × 49,368.96 - Step 4: Simplify right side
189,610.08x = 14,042,084,384.10 - Step 5: Solve for x
x = 14,042,084,384.10/189,610.08 - Step 6: Final answer
x = 74,057.69
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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.