Finding the Fourth Proportional to 205,299.77, 283,509.32 and 194,118.12
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Solution
The fourth proportional to 205,299.77, 283,509.32 and 194,118.12 is: 268,067.99
Step by Step Solution
- Step 1: Write the proportion equation
205,299.77 : 283,509.32 = 194,118.12 : x - Step 2: Convert to fraction form
205,299.77/283,509.32 = 194,118.12/x - Step 3: Cross multiply
205,299.77x = 283,509.32 × 194,118.12 - Step 4: Simplify right side
205,299.77x = 55,034,295,230.29 - Step 5: Solve for x
x = 55,034,295,230.29/205,299.77 - Step 6: Final answer
x = 268,067.99
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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.