Finding the Fourth Proportional to 151,991.16, 227,991.37 and 52,149.94
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Solution
The fourth proportional to 151,991.16, 227,991.37 and 52,149.94 is: 78,226.50
Step by Step Solution
- Step 1: Write the proportion equation
151,991.16 : 227,991.37 = 52,149.94 : x - Step 2: Convert to fraction form
151,991.16/227,991.37 = 52,149.94/x - Step 3: Cross multiply
151,991.16x = 227,991.37 × 52,149.94 - Step 4: Simplify right side
151,991.16x = 11,889,736,266.02 - Step 5: Solve for x
x = 11,889,736,266.02/151,991.16 - Step 6: Final answer
x = 78,226.50
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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.