Finding the Fourth Proportional to 166,046.99, 229,121.73 and 94,419.09
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Solution
The fourth proportional to 166,046.99, 229,121.73 and 94,419.09 is: 130,285.20
Step by Step Solution
- Step 1: Write the proportion equation
166,046.99 : 229,121.73 = 94,419.09 : x - Step 2: Convert to fraction form
166,046.99/229,121.73 = 94,419.09/x - Step 3: Cross multiply
166,046.99x = 229,121.73 × 94,419.09 - Step 4: Simplify right side
166,046.99x = 21,633,465,245.83 - Step 5: Solve for x
x = 21,633,465,245.83/166,046.99 - Step 6: Final answer
x = 130,285.20
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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.