Finding the Fourth Proportional to 115,398.53, 173,107.52 and 36,511.01
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Solution
The fourth proportional to 115,398.53, 173,107.52 and 36,511.01 is: 54,769.59
Step by Step Solution
- Step 1: Write the proportion equation
115,398.53 : 173,107.52 = 36,511.01 : x - Step 2: Convert to fraction form
115,398.53/173,107.52 = 36,511.01/x - Step 3: Cross multiply
115,398.53x = 173,107.52 × 36,511.01 - Step 4: Simplify right side
115,398.53x = 6,320,330,211.24 - Step 5: Solve for x
x = 6,320,330,211.24/115,398.53 - Step 6: Final answer
x = 54,769.59
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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.