Finding the Fourth Proportional to 108,258.99, 162,369.33 and 29,379.36
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Solution
The fourth proportional to 108,258.99, 162,369.33 and 29,379.36 is: 44,063.84
Step by Step Solution
- Step 1: Write the proportion equation
108,258.99 : 162,369.33 = 29,379.36 : x - Step 2: Convert to fraction form
108,258.99/162,369.33 = 29,379.36/x - Step 3: Cross multiply
108,258.99x = 162,369.33 × 29,379.36 - Step 4: Simplify right side
108,258.99x = 4,770,306,999.03 - Step 5: Solve for x
x = 4,770,306,999.03/108,258.99 - Step 6: Final answer
x = 44,063.84
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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.