Finding the Fourth Proportional to 76,121.77, 114,151.44 and 22,794.96
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Solution
The fourth proportional to 76,121.77, 114,151.44 and 22,794.96 is: 34,183.09
Step by Step Solution
- Step 1: Write the proportion equation
76,121.77 : 114,151.44 = 22,794.96 : x - Step 2: Convert to fraction form
76,121.77/114,151.44 = 22,794.96/x - Step 3: Cross multiply
76,121.77x = 114,151.44 × 22,794.96 - Step 4: Simplify right side
76,121.77x = 2,602,077,508.74 - Step 5: Solve for x
x = 2,602,077,508.74/76,121.77 - Step 6: Final answer
x = 34,183.09
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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.