Finding the Fourth Proportional to 151,409.02, 227,119.80 and 56,629.70
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Solution
The fourth proportional to 151,409.02, 227,119.80 and 56,629.70 is: 84,946.90
Step by Step Solution
- Step 1: Write the proportion equation
151,409.02 : 227,119.80 = 56,629.70 : x - Step 2: Convert to fraction form
151,409.02/227,119.80 = 56,629.70/x - Step 3: Cross multiply
151,409.02x = 227,119.80 × 56,629.70 - Step 4: Simplify right side
151,409.02x = 12,861,726,138.06 - Step 5: Solve for x
x = 12,861,726,138.06/151,409.02 - Step 6: Final answer
x = 84,946.90
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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.