Finding the Fourth Proportional to 184,621.70, 276,734.79 and 131,871.14
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Solution
The fourth proportional to 184,621.70, 276,734.79 and 131,871.14 is: 197,665.45
Step by Step Solution
- Step 1: Write the proportion equation
184,621.70 : 276,734.79 = 131,871.14 : x - Step 2: Convert to fraction form
184,621.70/276,734.79 = 131,871.14/x - Step 3: Cross multiply
184,621.70x = 276,734.79 × 131,871.14 - Step 4: Simplify right side
184,621.70x = 36,493,332,234.96 - Step 5: Solve for x
x = 36,493,332,234.96/184,621.70 - Step 6: Final answer
x = 197,665.45
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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.