Finding the Fourth Proportional to 75,804.99, 104,611.73 and 41,814.68
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Solution
The fourth proportional to 75,804.99, 104,611.73 and 41,814.68 is: 57,704.72
Step by Step Solution
- Step 1: Write the proportion equation
75,804.99 : 104,611.73 = 41,814.68 : x - Step 2: Convert to fraction form
75,804.99/104,611.73 = 41,814.68/x - Step 3: Cross multiply
75,804.99x = 104,611.73 × 41,814.68 - Step 4: Simplify right side
75,804.99x = 4,374,305,988.11 - Step 5: Solve for x
x = 4,374,305,988.11/75,804.99 - Step 6: Final answer
x = 57,704.72
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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.