Finding the Fourth Proportional to 132,379.36, 198,548.10 and 110,033.44
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Solution
The fourth proportional to 132,379.36, 198,548.10 and 110,033.44 is: 165,032.75
Step by Step Solution
- Step 1: Write the proportion equation
132,379.36 : 198,548.10 = 110,033.44 : x - Step 2: Convert to fraction form
132,379.36/198,548.10 = 110,033.44/x - Step 3: Cross multiply
132,379.36x = 198,548.10 × 110,033.44 - Step 4: Simplify right side
132,379.36x = 21,846,930,448.46 - Step 5: Solve for x
x = 21,846,930,448.46/132,379.36 - Step 6: Final answer
x = 165,032.75
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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.