Finding the Fourth Proportional to 135,562.10, 203,341.97 and 40,791.79
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Solution
The fourth proportional to 135,562.10, 203,341.97 and 40,791.79 is: 61,187.33
Step by Step Solution
- Step 1: Write the proportion equation
135,562.10 : 203,341.97 = 40,791.79 : x - Step 2: Convert to fraction form
135,562.10/203,341.97 = 40,791.79/x - Step 3: Cross multiply
135,562.10x = 203,341.97 × 40,791.79 - Step 4: Simplify right side
135,562.10x = 8,294,682,938.43 - Step 5: Solve for x
x = 8,294,682,938.43/135,562.10 - Step 6: Final answer
x = 61,187.33
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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.