Finding the Fourth Proportional to 79,105.14, 118,676.75 and 32,358.15
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Solution
The fourth proportional to 79,105.14, 118,676.75 and 32,358.15 is: 48,545.01
Step by Step Solution
- Step 1: Write the proportion equation
79,105.14 : 118,676.75 = 32,358.15 : x - Step 2: Convert to fraction form
79,105.14/118,676.75 = 32,358.15/x - Step 3: Cross multiply
79,105.14x = 118,676.75 × 32,358.15 - Step 4: Simplify right side
79,105.14x = 3,840,159,916.22 - Step 5: Solve for x
x = 3,840,159,916.22/79,105.14 - Step 6: Final answer
x = 48,545.01
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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.