Finding the Fourth Proportional to 79,745.80, 119,614.72 and 29,822.23
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Solution
The fourth proportional to 79,745.80, 119,614.72 and 29,822.23 is: 44,731.85
Step by Step Solution
- Step 1: Write the proportion equation
79,745.80 : 119,614.72 = 29,822.23 : x - Step 2: Convert to fraction form
79,745.80/119,614.72 = 29,822.23/x - Step 3: Cross multiply
79,745.80x = 119,614.72 × 29,822.23 - Step 4: Simplify right side
79,745.80x = 3,567,177,205.19 - Step 5: Solve for x
x = 3,567,177,205.19/79,745.80 - Step 6: Final answer
x = 44,731.85
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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.