Finding the Fourth Proportional to 113,424.05, 170,174.55 and 50,235.68
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Solution
The fourth proportional to 113,424.05, 170,174.55 and 50,235.68 is: 75,370.56
Step by Step Solution
- Step 1: Write the proportion equation
113,424.05 : 170,174.55 = 50,235.68 : x - Step 2: Convert to fraction form
113,424.05/170,174.55 = 50,235.68/x - Step 3: Cross multiply
113,424.05x = 170,174.55 × 50,235.68 - Step 4: Simplify right side
113,424.05x = 8,548,833,387.07 - Step 5: Solve for x
x = 8,548,833,387.07/113,424.05 - Step 6: Final answer
x = 75,370.56
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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.