Finding the Fourth Proportional to 79,855.50, 110,201.10 and 44,046.48
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Solution
The fourth proportional to 79,855.50, 110,201.10 and 44,046.48 is: 60,784.42
Step by Step Solution
- Step 1: Write the proportion equation
79,855.50 : 110,201.10 = 44,046.48 : x - Step 2: Convert to fraction form
79,855.50/110,201.10 = 44,046.48/x - Step 3: Cross multiply
79,855.50x = 110,201.10 × 44,046.48 - Step 4: Simplify right side
79,855.50x = 4,853,970,547.13 - Step 5: Solve for x
x = 4,853,970,547.13/79,855.50 - Step 6: Final answer
x = 60,784.42
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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.