Finding the Fourth Proportional to 252,318.12, 348,183.10 and 144,812.48
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Solution
The fourth proportional to 252,318.12, 348,183.10 and 144,812.48 is: 199,832.09
Step by Step Solution
- Step 1: Write the proportion equation
252,318.12 : 348,183.10 = 144,812.48 : x - Step 2: Convert to fraction form
252,318.12/348,183.10 = 144,812.48/x - Step 3: Cross multiply
252,318.12x = 348,183.10 × 144,812.48 - Step 4: Simplify right side
252,318.12x = 50,421,258,205.09 - Step 5: Solve for x
x = 50,421,258,205.09/252,318.12 - Step 6: Final answer
x = 199,832.09
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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.