Finding the Fourth Proportional to 146,635.88, 202,352.10 and 79,566.44
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Solution
The fourth proportional to 146,635.88, 202,352.10 and 79,566.44 is: 109,798.75
Step by Step Solution
- Step 1: Write the proportion equation
146,635.88 : 202,352.10 = 79,566.44 : x - Step 2: Convert to fraction form
146,635.88/202,352.10 = 79,566.44/x - Step 3: Cross multiply
146,635.88x = 202,352.10 × 79,566.44 - Step 4: Simplify right side
146,635.88x = 16,100,436,223.52 - Step 5: Solve for x
x = 16,100,436,223.52/146,635.88 - Step 6: Final answer
x = 109,798.75
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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.