Finding the Fourth Proportional to 151,390.80, 226,790.94 and 130,329.99
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Solution
The fourth proportional to 151,390.80, 226,790.94 and 130,329.99 is: 195,240.80
Step by Step Solution
- Step 1: Write the proportion equation
151,390.80 : 226,790.94 = 130,329.99 : x - Step 2: Convert to fraction form
151,390.80/226,790.94 = 130,329.99/x - Step 3: Cross multiply
151,390.80x = 226,790.94 × 130,329.99 - Step 4: Simplify right side
151,390.80x = 29,557,660,942.29 - Step 5: Solve for x
x = 29,557,660,942.29/151,390.80 - Step 6: Final answer
x = 195,240.80
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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.