Finding the Fourth Proportional to 208,586.04, 287,850.94 and 122,548.62
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Solution
The fourth proportional to 208,586.04, 287,850.94 and 122,548.62 is: 169,118.39
Step by Step Solution
- Step 1: Write the proportion equation
208,586.04 : 287,850.94 = 122,548.62 : x - Step 2: Convert to fraction form
208,586.04/287,850.94 = 122,548.62/x - Step 3: Cross multiply
208,586.04x = 287,850.94 × 122,548.62 - Step 4: Simplify right side
208,586.04x = 35,275,735,462.70 - Step 5: Solve for x
x = 35,275,735,462.70/208,586.04 - Step 6: Final answer
x = 169,118.39
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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.