Finding the Fourth Proportional to 237,622.68, 327,906.77 and 135,644.09
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Solution
The fourth proportional to 237,622.68, 327,906.77 and 135,644.09 is: 187,181.68
Step by Step Solution
- Step 1: Write the proportion equation
237,622.68 : 327,906.77 = 135,644.09 : x - Step 2: Convert to fraction form
237,622.68/327,906.77 = 135,644.09/x - Step 3: Cross multiply
237,622.68x = 327,906.77 × 135,644.09 - Step 4: Simplify right side
237,622.68x = 44,478,613,103.74 - Step 5: Solve for x
x = 44,478,613,103.74/237,622.68 - Step 6: Final answer
x = 187,181.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.