Finding the Fourth Proportional to 151,773.80, 227,660.70 and 141,405.80
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Solution
The fourth proportional to 151,773.80, 227,660.70 and 141,405.80 is: 212,108.70
Step by Step Solution
- Step 1: Write the proportion equation
151,773.80 : 227,660.70 = 141,405.80 : x - Step 2: Convert to fraction form
151,773.80/227,660.70 = 141,405.80/x - Step 3: Cross multiply
151,773.80x = 227,660.70 × 141,405.80 - Step 4: Simplify right side
151,773.80x = 32,192,543,412.06 - Step 5: Solve for x
x = 32,192,543,412.06/151,773.80 - Step 6: Final answer
x = 212,108.70
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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.