Finding the Fourth Proportional to 75,881.22, 104,721.87 and 41,896.23
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Solution
The fourth proportional to 75,881.22, 104,721.87 and 41,896.23 is: 57,819.99
Step by Step Solution
- Step 1: Write the proportion equation
75,881.22 : 104,721.87 = 41,896.23 : x - Step 2: Convert to fraction form
75,881.22/104,721.87 = 41,896.23/x - Step 3: Cross multiply
75,881.22x = 104,721.87 × 41,896.23 - Step 4: Simplify right side
75,881.22x = 4,387,451,551.55 - Step 5: Solve for x
x = 4,387,451,551.55/75,881.22 - Step 6: Final answer
x = 57,819.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.