Finding the Fourth Proportional to 132,237.84, 182,436.60 and 75,618.96
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Solution
The fourth proportional to 132,237.84, 182,436.60 and 75,618.96 is: 104,324.65
Step by Step Solution
- Step 1: Write the proportion equation
132,237.84 : 182,436.60 = 75,618.96 : x - Step 2: Convert to fraction form
132,237.84/182,436.60 = 75,618.96/x - Step 3: Cross multiply
132,237.84x = 182,436.60 × 75,618.96 - Step 4: Simplify right side
132,237.84x = 13,795,665,957.94 - Step 5: Solve for x
x = 13,795,665,957.94/132,237.84 - Step 6: Final answer
x = 104,324.65
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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.