Finding the Fourth Proportional to 263,119.92, 394,678.95 and 94,639.96
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Solution
The fourth proportional to 263,119.92, 394,678.95 and 94,639.96 is: 141,959.61
Step by Step Solution
- Step 1: Write the proportion equation
263,119.92 : 394,678.95 = 94,639.96 : x - Step 2: Convert to fraction form
263,119.92/394,678.95 = 94,639.96/x - Step 3: Cross multiply
263,119.92x = 394,678.95 × 94,639.96 - Step 4: Simplify right side
263,119.92x = 37,352,400,040.84 - Step 5: Solve for x
x = 37,352,400,040.84/263,119.92 - Step 6: Final answer
x = 141,959.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.