Finding the Fourth Proportional to 94,418.40, 141,651.36 and 27,855.84
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Solution
The fourth proportional to 94,418.40, 141,651.36 and 27,855.84 is: 41,790.77
Step by Step Solution
- Step 1: Write the proportion equation
94,418.40 : 141,651.36 = 27,855.84 : x - Step 2: Convert to fraction form
94,418.40/141,651.36 = 27,855.84/x - Step 3: Cross multiply
94,418.40x = 141,651.36 × 27,855.84 - Step 4: Simplify right side
94,418.40x = 3,945,817,619.94 - Step 5: Solve for x
x = 3,945,817,619.94/94,418.40 - Step 6: Final answer
x = 41,790.77
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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.