Finding the Fourth Proportional to 247,843.87, 342,026.63 and 134,666.62
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Solution
The fourth proportional to 247,843.87, 342,026.63 and 134,666.62 is: 185,841.07
Step by Step Solution
- Step 1: Write the proportion equation
247,843.87 : 342,026.63 = 134,666.62 : x - Step 2: Convert to fraction form
247,843.87/342,026.63 = 134,666.62/x - Step 3: Cross multiply
247,843.87x = 342,026.63 × 134,666.62 - Step 4: Simplify right side
247,843.87x = 46,059,570,212.09 - Step 5: Solve for x
x = 46,059,570,212.09/247,843.87 - Step 6: Final answer
x = 185,841.07
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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.