Finding the Fourth Proportional to 49,254.48, 67,993.56 and 31,374
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Solution
The fourth proportional to 49,254.48, 67,993.56 and 31,374 is: 43,310.37
Step by Step Solution
- Step 1: Write the proportion equation
49,254.48 : 67,993.56 = 31,374 : x - Step 2: Convert to fraction form
49,254.48/67,993.56 = 31,374/x - Step 3: Cross multiply
49,254.48x = 67,993.56 × 31,374 - Step 4: Simplify right side
49,254.48x = 2,133,229,951.44 - Step 5: Solve for x
x = 2,133,229,951.44/49,254.48 - Step 6: Final answer
x = 43,310.37
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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.