Finding the Fourth Proportional to 182,163.06, 251,382.42 and 105,676.38
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Solution
The fourth proportional to 182,163.06, 251,382.42 and 105,676.38 is: 145,831.89
Step by Step Solution
- Step 1: Write the proportion equation
182,163.06 : 251,382.42 = 105,676.38 : x - Step 2: Convert to fraction form
182,163.06/251,382.42 = 105,676.38/x - Step 3: Cross multiply
182,163.06x = 251,382.42 × 105,676.38 - Step 4: Simplify right side
182,163.06x = 26,565,184,141.24 - Step 5: Solve for x
x = 26,565,184,141.24/182,163.06 - Step 6: Final answer
x = 145,831.89
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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.