Finding the Fourth Proportional to 115,440.80, 173,183.52 and 44,358.08
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Solution
The fourth proportional to 115,440.80, 173,183.52 and 44,358.08 is: 66,545.70
Step by Step Solution
- Step 1: Write the proportion equation
115,440.80 : 173,183.52 = 44,358.08 : x - Step 2: Convert to fraction form
115,440.80/173,183.52 = 44,358.08/x - Step 3: Cross multiply
115,440.80x = 173,183.52 × 44,358.08 - Step 4: Simplify right side
115,440.80x = 7,682,088,434.84 - Step 5: Solve for x
x = 7,682,088,434.84/115,440.80 - Step 6: Final answer
x = 66,545.70
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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.