Finding the Fourth Proportional to 75,176.06, 103,743.09 and 41,183.80
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Solution
The fourth proportional to 75,176.06, 103,743.09 and 41,183.80 is: 56,833.71
Step by Step Solution
- Step 1: Write the proportion equation
75,176.06 : 103,743.09 = 41,183.80 : x - Step 2: Convert to fraction form
75,176.06/103,743.09 = 41,183.80/x - Step 3: Cross multiply
75,176.06x = 103,743.09 × 41,183.80 - Step 4: Simplify right side
75,176.06x = 4,272,534,464.02 - Step 5: Solve for x
x = 4,272,534,464.02/75,176.06 - Step 6: Final answer
x = 56,833.71
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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.