Finding the Fourth Proportional to 148,168.46, 204,470.91 and 80,183.94
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Solution
The fourth proportional to 148,168.46, 204,470.91 and 80,183.94 is: 110,652.99
Step by Step Solution
- Step 1: Write the proportion equation
148,168.46 : 204,470.91 = 80,183.94 : x - Step 2: Convert to fraction form
148,168.46/204,470.91 = 80,183.94/x - Step 3: Cross multiply
148,168.46x = 204,470.91 × 80,183.94 - Step 4: Simplify right side
148,168.46x = 16,395,283,179.19 - Step 5: Solve for x
x = 16,395,283,179.19/148,168.46 - Step 6: Final answer
x = 110,652.99
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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.