Finding the Fourth Proportional to 79,877.12, 110,230.79 and 44,067.11
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Solution
The fourth proportional to 79,877.12, 110,230.79 and 44,067.11 is: 60,812.82
Step by Step Solution
- Step 1: Write the proportion equation
79,877.12 : 110,230.79 = 44,067.11 : x - Step 2: Convert to fraction form
79,877.12/110,230.79 = 44,067.11/x - Step 3: Cross multiply
79,877.12x = 110,230.79 × 44,067.11 - Step 4: Simplify right side
79,877.12x = 4,857,552,403.56 - Step 5: Solve for x
x = 4,857,552,403.56/79,877.12 - Step 6: Final answer
x = 60,812.82
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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.