Finding the Fourth Proportional to 234,170.93, 323,163.71 and 143,509.38
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Solution
The fourth proportional to 234,170.93, 323,163.71 and 143,509.38 is: 198,047.74
Step by Step Solution
- Step 1: Write the proportion equation
234,170.93 : 323,163.71 = 143,509.38 : x - Step 2: Convert to fraction form
234,170.93/323,163.71 = 143,509.38/x - Step 3: Cross multiply
234,170.93x = 323,163.71 × 143,509.38 - Step 4: Simplify right side
234,170.93x = 46,377,022,943.05 - Step 5: Solve for x
x = 46,377,022,943.05/234,170.93 - Step 6: Final answer
x = 198,047.74
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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.