Finding the Fourth Proportional to 242,843.63, 335,124.23 and 142,241.63
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Solution
The fourth proportional to 242,843.63, 335,124.23 and 142,241.63 is: 196,293.46
Step by Step Solution
- Step 1: Write the proportion equation
242,843.63 : 335,124.23 = 142,241.63 : x - Step 2: Convert to fraction form
242,843.63/335,124.23 = 142,241.63/x - Step 3: Cross multiply
242,843.63x = 335,124.23 × 142,241.63 - Step 4: Simplify right side
242,843.63x = 47,668,614,340.87 - Step 5: Solve for x
x = 47,668,614,340.87/242,843.63 - Step 6: Final answer
x = 196,293.46
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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.