Finding the Fourth Proportional to 75,183.99, 112,789.02 and 25,268.96
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Solution
The fourth proportional to 75,183.99, 112,789.02 and 25,268.96 is: 37,907.81
Step by Step Solution
- Step 1: Write the proportion equation
75,183.99 : 112,789.02 = 25,268.96 : x - Step 2: Convert to fraction form
75,183.99/112,789.02 = 25,268.96/x - Step 3: Cross multiply
75,183.99x = 112,789.02 × 25,268.96 - Step 4: Simplify right side
75,183.99x = 2,850,060,670.87 - Step 5: Solve for x
x = 2,850,060,670.87/75,183.99 - Step 6: Final answer
x = 37,907.81
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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.