Finding the Fourth Proportional to 76,379.98, 114,523.94 and 34,252.44
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Solution
The fourth proportional to 76,379.98, 114,523.94 and 34,252.44 is: 51,358.02
Step by Step Solution
- Step 1: Write the proportion equation
76,379.98 : 114,523.94 = 34,252.44 : x - Step 2: Convert to fraction form
76,379.98/114,523.94 = 34,252.44/x - Step 3: Cross multiply
76,379.98x = 114,523.94 × 34,252.44 - Step 4: Simplify right side
76,379.98x = 3,922,724,383.41 - Step 5: Solve for x
x = 3,922,724,383.41/76,379.98 - Step 6: Final answer
x = 51,358.02
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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.