Finding the Fourth Proportional to 156,892.68, 235,354.41 and 44,578.08
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Solution
The fourth proportional to 156,892.68, 235,354.41 and 44,578.08 is: 66,871.49
Step by Step Solution
- Step 1: Write the proportion equation
156,892.68 : 235,354.41 = 44,578.08 : x - Step 2: Convert to fraction form
156,892.68/235,354.41 = 44,578.08/x - Step 3: Cross multiply
156,892.68x = 235,354.41 × 44,578.08 - Step 4: Simplify right side
156,892.68x = 10,491,647,717.33 - Step 5: Solve for x
x = 10,491,647,717.33/156,892.68 - Step 6: Final answer
x = 66,871.49
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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.