Finding the Fourth Proportional to 112,385.68, 168,578.44 and 33,497.88
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Solution
The fourth proportional to 112,385.68, 168,578.44 and 33,497.88 is: 50,246.80
Step by Step Solution
- Step 1: Write the proportion equation
112,385.68 : 168,578.44 = 33,497.88 : x - Step 2: Convert to fraction form
112,385.68/168,578.44 = 33,497.88/x - Step 3: Cross multiply
112,385.68x = 168,578.44 × 33,497.88 - Step 4: Simplify right side
112,385.68x = 5,647,020,353.71 - Step 5: Solve for x
x = 5,647,020,353.71/112,385.68 - Step 6: Final answer
x = 50,246.80
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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.