Finding the Fourth Proportional to 237,172.14, 355,188.09 and 135,662.53
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Solution
The fourth proportional to 237,172.14, 355,188.09 and 135,662.53 is: 203,167.69
Step by Step Solution
- Step 1: Write the proportion equation
237,172.14 : 355,188.09 = 135,662.53 : x - Step 2: Convert to fraction form
237,172.14/355,188.09 = 135,662.53/x - Step 3: Cross multiply
237,172.14x = 355,188.09 × 135,662.53 - Step 4: Simplify right side
237,172.14x = 48,185,715,937.36 - Step 5: Solve for x
x = 48,185,715,937.36/237,172.14 - Step 6: Final answer
x = 203,167.69
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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.