Finding the Fourth Proportional to 79,144.08, 118,717.64 and 29,198.48
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Solution
The fourth proportional to 79,144.08, 118,717.64 and 29,198.48 is: 43,798.27
Step by Step Solution
- Step 1: Write the proportion equation
79,144.08 : 118,717.64 = 29,198.48 : x - Step 2: Convert to fraction form
79,144.08/118,717.64 = 29,198.48/x - Step 3: Cross multiply
79,144.08x = 118,717.64 × 29,198.48 - Step 4: Simplify right side
79,144.08x = 3,466,373,897.61 - Step 5: Solve for x
x = 3,466,373,897.61/79,144.08 - Step 6: Final answer
x = 43,798.27
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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.