Finding the Fourth Proportional to 129,052.14, 193,544.37 and 57,935.00
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Solution
The fourth proportional to 129,052.14, 193,544.37 and 57,935.00 is: 86,887.31
Step by Step Solution
- Step 1: Write the proportion equation
129,052.14 : 193,544.37 = 57,935.00 : x - Step 2: Convert to fraction form
129,052.14/193,544.37 = 57,935.00/x - Step 3: Cross multiply
129,052.14x = 193,544.37 × 57,935.00 - Step 4: Simplify right side
129,052.14x = 11,212,992,715.54 - Step 5: Solve for x
x = 11,212,992,715.54/129,052.14 - Step 6: Final answer
x = 86,887.31
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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.