Finding the Fourth Proportional to 106,376.44, 159,592.26 and 39,821.80
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Solution
The fourth proportional to 106,376.44, 159,592.26 and 39,821.80 is: 59,743.03
Step by Step Solution
- Step 1: Write the proportion equation
106,376.44 : 159,592.26 = 39,821.80 : x - Step 2: Convert to fraction form
106,376.44/159,592.26 = 39,821.80/x - Step 3: Cross multiply
106,376.44x = 159,592.26 × 39,821.80 - Step 4: Simplify right side
106,376.44x = 6,355,251,059.27 - Step 5: Solve for x
x = 6,355,251,059.27/106,376.44 - Step 6: Final answer
x = 59,743.03
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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.