Finding the Fourth Proportional to 248,382.96, 342,768.96 and 135,205.44
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Solution
The fourth proportional to 248,382.96, 342,768.96 and 135,205.44 is: 186,583.77
Step by Step Solution
- Step 1: Write the proportion equation
248,382.96 : 342,768.96 = 135,205.44 : x - Step 2: Convert to fraction form
248,382.96/342,768.96 = 135,205.44/x - Step 3: Cross multiply
248,382.96x = 342,768.96 × 135,205.44 - Step 4: Simplify right side
248,382.96x = 46,344,228,055.14 - Step 5: Solve for x
x = 46,344,228,055.14/248,382.96 - Step 6: Final answer
x = 186,583.77
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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.