Finding the Fourth Proportional to 151,395.87, 227,138.21 and 44,782.65
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Solution
The fourth proportional to 151,395.87, 227,138.21 and 44,782.65 is: 67,187.11
Step by Step Solution
- Step 1: Write the proportion equation
151,395.87 : 227,138.21 = 44,782.65 : x - Step 2: Convert to fraction form
151,395.87/227,138.21 = 44,782.65/x - Step 3: Cross multiply
151,395.87x = 227,138.21 × 44,782.65 - Step 4: Simplify right side
151,395.87x = 10,171,850,960.06 - Step 5: Solve for x
x = 10,171,850,960.06/151,395.87 - Step 6: Final answer
x = 67,187.11
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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.