Finding the Fourth Proportional to 227,349.78, 313,761.36 and 125,395.18
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Solution
The fourth proportional to 227,349.78, 313,761.36 and 125,395.18 is: 173,055.64
Step by Step Solution
- Step 1: Write the proportion equation
227,349.78 : 313,761.36 = 125,395.18 : x - Step 2: Convert to fraction form
227,349.78/313,761.36 = 125,395.18/x - Step 3: Cross multiply
227,349.78x = 313,761.36 × 125,395.18 - Step 4: Simplify right side
227,349.78x = 39,344,162,214.24 - Step 5: Solve for x
x = 39,344,162,214.24/227,349.78 - Step 6: Final answer
x = 173,055.64
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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.