Finding the Fourth Proportional to 119,379.18, 179,070.84 and 40,495.44
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Solution
The fourth proportional to 119,379.18, 179,070.84 and 40,495.44 is: 60,743.86
Step by Step Solution
- Step 1: Write the proportion equation
119,379.18 : 179,070.84 = 40,495.44 : x - Step 2: Convert to fraction form
119,379.18/179,070.84 = 40,495.44/x - Step 3: Cross multiply
119,379.18x = 179,070.84 × 40,495.44 - Step 4: Simplify right side
119,379.18x = 7,251,552,456.97 - Step 5: Solve for x
x = 7,251,552,456.97/119,379.18 - Step 6: Final answer
x = 60,743.86
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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.