Finding the Fourth Proportional to 86,568.60, 119,464.12 and 48,325.92
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Solution
The fourth proportional to 86,568.60, 119,464.12 and 48,325.92 is: 66,689.46
Step by Step Solution
- Step 1: Write the proportion equation
86,568.60 : 119,464.12 = 48,325.92 : x - Step 2: Convert to fraction form
86,568.60/119,464.12 = 48,325.92/x - Step 3: Cross multiply
86,568.60x = 119,464.12 × 48,325.92 - Step 4: Simplify right side
86,568.60x = 5,773,213,505.99 - Step 5: Solve for x
x = 5,773,213,505.99/86,568.60 - Step 6: Final answer
x = 66,689.46
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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.