Finding the Fourth Proportional to 239,329.69, 330,269.97 and 131,896.96
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Solution
The fourth proportional to 239,329.69, 330,269.97 and 131,896.96 is: 182,015.05
Step by Step Solution
- Step 1: Write the proportion equation
239,329.69 : 330,269.97 = 131,896.96 : x - Step 2: Convert to fraction form
239,329.69/330,269.97 = 131,896.96/x - Step 3: Cross multiply
239,329.69x = 330,269.97 × 131,896.96 - Step 4: Simplify right side
239,329.69x = 43,561,605,022.29 - Step 5: Solve for x
x = 43,561,605,022.29/239,329.69 - Step 6: Final answer
x = 182,015.05
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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.