Finding the Fourth Proportional to 79,801.44, 119,487.84 and 44,640.96
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Solution
The fourth proportional to 79,801.44, 119,487.84 and 44,640.96 is: 66,841.55
Step by Step Solution
- Step 1: Write the proportion equation
79,801.44 : 119,487.84 = 44,640.96 : x - Step 2: Convert to fraction form
79,801.44/119,487.84 = 44,640.96/x - Step 3: Cross multiply
79,801.44x = 119,487.84 × 44,640.96 - Step 4: Simplify right side
79,801.44x = 5,334,051,885.93 - Step 5: Solve for x
x = 5,334,051,885.93/79,801.44 - Step 6: Final answer
x = 66,841.55
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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.