Finding the Fourth Proportional to 135,950.22, 203,954.49 and 57,018.96
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Solution
The fourth proportional to 135,950.22, 203,954.49 and 57,018.96 is: 85,540.67
Step by Step Solution
- Step 1: Write the proportion equation
135,950.22 : 203,954.49 = 57,018.96 : x - Step 2: Convert to fraction form
135,950.22/203,954.49 = 57,018.96/x - Step 3: Cross multiply
135,950.22x = 203,954.49 × 57,018.96 - Step 4: Simplify right side
135,950.22x = 11,629,272,907.13 - Step 5: Solve for x
x = 11,629,272,907.13/135,950.22 - Step 6: Final answer
x = 85,540.67
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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.