Finding the Fourth Proportional to 227,863.26, 342,009.36 and 115,624.02
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Solution
The fourth proportional to 227,863.26, 342,009.36 and 115,624.02 is: 173,544.86
Step by Step Solution
- Step 1: Write the proportion equation
227,863.26 : 342,009.36 = 115,624.02 : x - Step 2: Convert to fraction form
227,863.26/342,009.36 = 115,624.02/x - Step 3: Cross multiply
227,863.26x = 342,009.36 × 115,624.02 - Step 4: Simplify right side
227,863.26x = 39,544,497,080.83 - Step 5: Solve for x
x = 39,544,497,080.83/227,863.26 - Step 6: Final answer
x = 173,544.86
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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.