Finding the Fourth Proportional to 122,716.85, 184,211.94 and 63,536.63
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Solution
The fourth proportional to 122,716.85, 184,211.94 and 63,536.63 is: 95,375.70
Step by Step Solution
- Step 1: Write the proportion equation
122,716.85 : 184,211.94 = 63,536.63 : x - Step 2: Convert to fraction form
122,716.85/184,211.94 = 63,536.63/x - Step 3: Cross multiply
122,716.85x = 184,211.94 × 63,536.63 - Step 4: Simplify right side
122,716.85x = 11,704,204,952.30 - Step 5: Solve for x
x = 11,704,204,952.30/122,716.85 - Step 6: Final answer
x = 95,375.70
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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.