Finding the Fourth Proportional to 79,391.80, 119,098.62 and 29,467.66
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Solution
The fourth proportional to 79,391.80, 119,098.62 and 29,467.66 is: 44,205.54
Step by Step Solution
- Step 1: Write the proportion equation
79,391.80 : 119,098.62 = 29,467.66 : x - Step 2: Convert to fraction form
79,391.80/119,098.62 = 29,467.66/x - Step 3: Cross multiply
79,391.80x = 119,098.62 × 29,467.66 - Step 4: Simplify right side
79,391.80x = 3,509,557,640.63 - Step 5: Solve for x
x = 3,509,557,640.63/79,391.80 - Step 6: Final answer
x = 44,205.54
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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.