Finding the Fourth Proportional to 89,884.26, 124,035.39 and 49,590.09
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Solution
The fourth proportional to 89,884.26, 124,035.39 and 49,590.09 is: 68,431.63
Step by Step Solution
- Step 1: Write the proportion equation
89,884.26 : 124,035.39 = 49,590.09 : x - Step 2: Convert to fraction form
89,884.26/124,035.39 = 49,590.09/x - Step 3: Cross multiply
89,884.26x = 124,035.39 × 49,590.09 - Step 4: Simplify right side
89,884.26x = 6,150,926,153.29 - Step 5: Solve for x
x = 6,150,926,153.29/89,884.26 - Step 6: Final answer
x = 68,431.63
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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.