Finding the Fourth Proportional to 378,099.92, 567,201.72 and 167,733.20
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Solution
The fourth proportional to 378,099.92, 567,201.72 and 167,733.20 is: 251,622.80
Step by Step Solution
- Step 1: Write the proportion equation
378,099.92 : 567,201.72 = 167,733.20 : x - Step 2: Convert to fraction form
378,099.92/567,201.72 = 167,733.20/x - Step 3: Cross multiply
378,099.92x = 567,201.72 × 167,733.20 - Step 4: Simplify right side
378,099.92x = 95,138,559,541.10 - Step 5: Solve for x
x = 95,138,559,541.10/378,099.92 - Step 6: Final answer
x = 251,622.80
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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.