Finding the Fourth Proportional to 223,161.93, 307,548.09 and 151,544.97
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Solution
The fourth proportional to 223,161.93, 307,548.09 and 151,544.97 is: 208,849.99
Step by Step Solution
- Step 1: Write the proportion equation
223,161.93 : 307,548.09 = 151,544.97 : x - Step 2: Convert to fraction form
223,161.93/307,548.09 = 151,544.97/x - Step 3: Cross multiply
223,161.93x = 307,548.09 × 151,544.97 - Step 4: Simplify right side
223,161.93x = 46,607,366,072.61 - Step 5: Solve for x
x = 46,607,366,072.61/223,161.93 - Step 6: Final answer
x = 208,849.99
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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.