Finding the Fourth Proportional to 79,853.49, 110,198.34 and 44,044.47
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Solution
The fourth proportional to 79,853.49, 110,198.34 and 44,044.47 is: 60,781.66
Step by Step Solution
- Step 1: Write the proportion equation
79,853.49 : 110,198.34 = 44,044.47 : x - Step 2: Convert to fraction form
79,853.49/110,198.34 = 44,044.47/x - Step 3: Cross multiply
79,853.49x = 110,198.34 × 44,044.47 - Step 4: Simplify right side
79,853.49x = 4,853,627,480.18 - Step 5: Solve for x
x = 4,853,627,480.18/79,853.49 - Step 6: Final answer
x = 60,781.66
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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.