Finding the Fourth Proportional to 76,229.44, 114,325.71 and 31,832.08
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Solution
The fourth proportional to 76,229.44, 114,325.71 and 31,832.08 is: 47,740.42
Step by Step Solution
- Step 1: Write the proportion equation
76,229.44 : 114,325.71 = 31,832.08 : x - Step 2: Convert to fraction form
76,229.44/114,325.71 = 31,832.08/x - Step 3: Cross multiply
76,229.44x = 114,325.71 × 31,832.08 - Step 4: Simplify right side
76,229.44x = 3,639,225,146.78 - Step 5: Solve for x
x = 3,639,225,146.78/76,229.44 - Step 6: Final answer
x = 47,740.42
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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.