Finding the Fourth Proportional to 166,585.99, 229,894.08 and 91,134.49
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Solution
The fourth proportional to 166,585.99, 229,894.08 and 91,134.49 is: 125,768.56
Step by Step Solution
- Step 1: Write the proportion equation
166,585.99 : 229,894.08 = 91,134.49 : x - Step 2: Convert to fraction form
166,585.99/229,894.08 = 91,134.49/x - Step 3: Cross multiply
166,585.99x = 229,894.08 × 91,134.49 - Step 4: Simplify right side
166,585.99x = 20,951,279,734.82 - Step 5: Solve for x
x = 20,951,279,734.82/166,585.99 - Step 6: Final answer
x = 125,768.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.