Finding the Fourth Proportional to 183,643.20, 275,529.60 and 177,163.20
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Solution
The fourth proportional to 183,643.20, 275,529.60 and 177,163.20 is: 265,807.31
Step by Step Solution
- Step 1: Write the proportion equation
183,643.20 : 275,529.60 = 177,163.20 : x - Step 2: Convert to fraction form
183,643.20/275,529.60 = 177,163.20/x - Step 3: Cross multiply
183,643.20x = 275,529.60 × 177,163.20 - Step 4: Simplify right side
183,643.20x = 48,813,705,630.72 - Step 5: Solve for x
x = 48,813,705,630.72/183,643.20 - Step 6: Final answer
x = 265,807.31
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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.