Finding the Fourth Proportional to 183,252.39, 252,864.79 and 102,660.09
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Solution
The fourth proportional to 183,252.39, 252,864.79 and 102,660.09 is: 141,657.75
Step by Step Solution
- Step 1: Write the proportion equation
183,252.39 : 252,864.79 = 102,660.09 : x - Step 2: Convert to fraction form
183,252.39/252,864.79 = 102,660.09/x - Step 3: Cross multiply
183,252.39x = 252,864.79 × 102,660.09 - Step 4: Simplify right side
183,252.39x = 25,959,122,099.23 - Step 5: Solve for x
x = 25,959,122,099.23/183,252.39 - Step 6: Final answer
x = 141,657.75
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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.