Finding the Fourth Proportional to 231,163.68, 346,745.60 and 151,268.98
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Solution
The fourth proportional to 231,163.68, 346,745.60 and 151,268.98 is: 226,903.53
Step by Step Solution
- Step 1: Write the proportion equation
231,163.68 : 346,745.60 = 151,268.98 : x - Step 2: Convert to fraction form
231,163.68/346,745.60 = 151,268.98/x - Step 3: Cross multiply
231,163.68x = 346,745.60 × 151,268.98 - Step 4: Simplify right side
231,163.68x = 52,451,854,057.82 - Step 5: Solve for x
x = 52,451,854,057.82/231,163.68 - Step 6: Final answer
x = 226,903.53
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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.