Finding the Fourth Proportional to 362,174.31, 543,358.08 and 125,516.79
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Solution
The fourth proportional to 362,174.31, 543,358.08 and 125,516.79 is: 188,308.67
Step by Step Solution
- Step 1: Write the proportion equation
362,174.31 : 543,358.08 = 125,516.79 : x - Step 2: Convert to fraction form
362,174.31/543,358.08 = 125,516.79/x - Step 3: Cross multiply
362,174.31x = 543,358.08 × 125,516.79 - Step 4: Simplify right side
362,174.31x = 68,200,562,022.16 - Step 5: Solve for x
x = 68,200,562,022.16/362,174.31 - Step 6: Final answer
x = 188,308.67
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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.