Finding the Fourth Proportional to 173,287.09, 239,036.42 and 104,328.62
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Solution
The fourth proportional to 173,287.09, 239,036.42 and 104,328.62 is: 143,913.43
Step by Step Solution
- Step 1: Write the proportion equation
173,287.09 : 239,036.42 = 104,328.62 : x - Step 2: Convert to fraction form
173,287.09/239,036.42 = 104,328.62/x - Step 3: Cross multiply
173,287.09x = 239,036.42 × 104,328.62 - Step 4: Simplify right side
173,287.09x = 24,938,338,893.98 - Step 5: Solve for x
x = 24,938,338,893.98/173,287.09 - Step 6: Final answer
x = 143,913.43
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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.