Finding the Fourth Proportional to 168,571.13, 232,634.84 and 96,951.06
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Solution
The fourth proportional to 168,571.13, 232,634.84 and 96,951.06 is: 133,796.31
Step by Step Solution
- Step 1: Write the proportion equation
168,571.13 : 232,634.84 = 96,951.06 : x - Step 2: Convert to fraction form
168,571.13/232,634.84 = 96,951.06/x - Step 3: Cross multiply
168,571.13x = 232,634.84 × 96,951.06 - Step 4: Simplify right side
168,571.13x = 22,554,193,846.18 - Step 5: Solve for x
x = 22,554,193,846.18/168,571.13 - Step 6: Final answer
x = 133,796.31
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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.