Finding the Fourth Proportional to 217,252.89, 325,458.99 and 122,194.25
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Solution
The fourth proportional to 217,252.89, 325,458.99 and 122,194.25 is: 183,054.95
Step by Step Solution
- Step 1: Write the proportion equation
217,252.89 : 325,458.99 = 122,194.25 : x - Step 2: Convert to fraction form
217,252.89/325,458.99 = 122,194.25/x - Step 3: Cross multiply
217,252.89x = 325,458.99 × 122,194.25 - Step 4: Simplify right side
217,252.89x = 39,769,217,392.22 - Step 5: Solve for x
x = 39,769,217,392.22/217,252.89 - Step 6: Final answer
x = 183,054.95
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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.