Finding the Fourth Proportional to 154,569.96, 231,553.08 and 106,529.97
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Solution
The fourth proportional to 154,569.96, 231,553.08 and 106,529.97 is: 159,586.92
Step by Step Solution
- Step 1: Write the proportion equation
154,569.96 : 231,553.08 = 106,529.97 : x - Step 2: Convert to fraction form
154,569.96/231,553.08 = 106,529.97/x - Step 3: Cross multiply
154,569.96x = 231,553.08 × 106,529.97 - Step 4: Simplify right side
154,569.96x = 24,667,342,932.13 - Step 5: Solve for x
x = 24,667,342,932.13/154,569.96 - Step 6: Final answer
x = 159,586.92
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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.