Finding the Fourth Proportional to 68,553.63, 102,788.91 and 44,832.53
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Solution
The fourth proportional to 68,553.63, 102,788.91 and 44,832.53 is: 67,221.64
Step by Step Solution
- Step 1: Write the proportion equation
68,553.63 : 102,788.91 = 44,832.53 : x - Step 2: Convert to fraction form
68,553.63/102,788.91 = 44,832.53/x - Step 3: Cross multiply
68,553.63x = 102,788.91 × 44,832.53 - Step 4: Simplify right side
68,553.63x = 4,608,287,148.21 - Step 5: Solve for x
x = 4,608,287,148.21/68,553.63 - Step 6: Final answer
x = 67,221.64
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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.