Finding the Fourth Proportional to 132,043.24, 182,098.02 and 122,504.68
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Solution
The fourth proportional to 132,043.24, 182,098.02 and 122,504.68 is: 168,943.60
Step by Step Solution
- Step 1: Write the proportion equation
132,043.24 : 182,098.02 = 122,504.68 : x - Step 2: Convert to fraction form
132,043.24/182,098.02 = 122,504.68/x - Step 3: Cross multiply
132,043.24x = 182,098.02 × 122,504.68 - Step 4: Simplify right side
132,043.24x = 22,307,859,668.73 - Step 5: Solve for x
x = 22,307,859,668.73/132,043.24 - Step 6: Final answer
x = 168,943.60
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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.