Finding the Fourth Proportional to 79,757.44, 119,656.91 and 29,841.44
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Solution
The fourth proportional to 79,757.44, 119,656.91 and 29,841.44 is: 44,769.92
Step by Step Solution
- Step 1: Write the proportion equation
79,757.44 : 119,656.91 = 29,841.44 : x - Step 2: Convert to fraction form
79,757.44/119,656.91 = 29,841.44/x - Step 3: Cross multiply
79,757.44x = 119,656.91 × 29,841.44 - Step 4: Simplify right side
79,757.44x = 3,570,733,976.67 - Step 5: Solve for x
x = 3,570,733,976.67/79,757.44 - Step 6: Final answer
x = 44,769.92
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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.