Finding the Fourth Proportional to 107,284.21, 160,926.45 and 37,163.52
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Solution
The fourth proportional to 107,284.21, 160,926.45 and 37,163.52 is: 55,745.33
Step by Step Solution
- Step 1: Write the proportion equation
107,284.21 : 160,926.45 = 37,163.52 : x - Step 2: Convert to fraction form
107,284.21/160,926.45 = 37,163.52/x - Step 3: Cross multiply
107,284.21x = 160,926.45 × 37,163.52 - Step 4: Simplify right side
107,284.21x = 5,980,593,343.10 - Step 5: Solve for x
x = 5,980,593,343.10/107,284.21 - Step 6: Final answer
x = 55,745.33
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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.