Finding the Fourth Proportional to 165,491.10, 248,235.26 and 47,162.79
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Solution
The fourth proportional to 165,491.10, 248,235.26 and 47,162.79 is: 70,743.79
Step by Step Solution
- Step 1: Write the proportion equation
165,491.10 : 248,235.26 = 47,162.79 : x - Step 2: Convert to fraction form
165,491.10/248,235.26 = 47,162.79/x - Step 3: Cross multiply
165,491.10x = 248,235.26 × 47,162.79 - Step 4: Simplify right side
165,491.10x = 11,707,467,202.16 - Step 5: Solve for x
x = 11,707,467,202.16/165,491.10 - Step 6: Final answer
x = 70,743.79
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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.