Finding the Fourth Proportional to 247,845.88, 342,029.38 and 134,668.62
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Solution
The fourth proportional to 247,845.88, 342,029.38 and 134,668.62 is: 185,843.82
Step by Step Solution
- Step 1: Write the proportion equation
247,845.88 : 342,029.38 = 134,668.62 : x - Step 2: Convert to fraction form
247,845.88/342,029.38 = 134,668.62/x - Step 3: Cross multiply
247,845.88x = 342,029.38 × 134,668.62 - Step 4: Simplify right side
247,845.88x = 46,060,624,604.06 - Step 5: Solve for x
x = 46,060,624,604.06/247,845.88 - Step 6: Final answer
x = 185,843.82
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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.