Finding the Fourth Proportional to 234,957.11, 324,163.63 and 132,972.44
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Solution
The fourth proportional to 234,957.11, 324,163.63 and 132,972.44 is: 183,458.29
Step by Step Solution
- Step 1: Write the proportion equation
234,957.11 : 324,163.63 = 132,972.44 : x - Step 2: Convert to fraction form
234,957.11/324,163.63 = 132,972.44/x - Step 3: Cross multiply
234,957.11x = 324,163.63 × 132,972.44 - Step 4: Simplify right side
234,957.11x = 43,104,828,840.36 - Step 5: Solve for x
x = 43,104,828,840.36/234,957.11 - Step 6: Final answer
x = 183,458.29
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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.