Finding the Fourth Proportional to 103,676.08, 155,511.96 and 29,804.08
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Solution
The fourth proportional to 103,676.08, 155,511.96 and 29,804.08 is: 44,705.50
Step by Step Solution
- Step 1: Write the proportion equation
103,676.08 : 155,511.96 = 29,804.08 : x - Step 2: Convert to fraction form
103,676.08/155,511.96 = 29,804.08/x - Step 3: Cross multiply
103,676.08x = 155,511.96 × 29,804.08 - Step 4: Simplify right side
103,676.08x = 4,634,890,896.80 - Step 5: Solve for x
x = 4,634,890,896.80/103,676.08 - Step 6: Final answer
x = 44,705.50
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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.