Finding the Fourth Proportional to 189,596.63, 284,394.04 and 49,355.26
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Solution
The fourth proportional to 189,596.63, 284,394.04 and 49,355.26 is: 74,032.65
Step by Step Solution
- Step 1: Write the proportion equation
189,596.63 : 284,394.04 = 49,355.26 : x - Step 2: Convert to fraction form
189,596.63/284,394.04 = 49,355.26/x - Step 3: Cross multiply
189,596.63x = 284,394.04 × 49,355.26 - Step 4: Simplify right side
189,596.63x = 14,036,340,952.28 - Step 5: Solve for x
x = 14,036,340,952.28/189,596.63 - Step 6: Final answer
x = 74,032.65
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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.