Finding the Fourth Proportional to 104,199.44, 143,794.96 and 56,453.96
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Solution
The fourth proportional to 104,199.44, 143,794.96 and 56,453.96 is: 77,906.32
Step by Step Solution
- Step 1: Write the proportion equation
104,199.44 : 143,794.96 = 56,453.96 : x - Step 2: Convert to fraction form
104,199.44/143,794.96 = 56,453.96/x - Step 3: Cross multiply
104,199.44x = 143,794.96 × 56,453.96 - Step 4: Simplify right side
104,199.44x = 8,117,794,920.04 - Step 5: Solve for x
x = 8,117,794,920.04/104,199.44 - Step 6: Final answer
x = 77,906.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.