Finding the Fourth Proportional to 191,745.81, 287,618.70 and 58,626.06
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Solution
The fourth proportional to 191,745.81, 287,618.70 and 58,626.06 is: 87,939.09
Step by Step Solution
- Step 1: Write the proportion equation
191,745.81 : 287,618.70 = 58,626.06 : x - Step 2: Convert to fraction form
191,745.81/287,618.70 = 58,626.06/x - Step 3: Cross multiply
191,745.81x = 287,618.70 × 58,626.06 - Step 4: Simplify right side
191,745.81x = 16,861,951,163.32 - Step 5: Solve for x
x = 16,861,951,163.32/191,745.81 - Step 6: Final answer
x = 87,939.09
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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.