Finding the Fourth Proportional to 114,379.20, 158,107.68 and 95,405.76
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Solution
The fourth proportional to 114,379.20, 158,107.68 and 95,405.76 is: 131,880.48
Step by Step Solution
- Step 1: Write the proportion equation
114,379.20 : 158,107.68 = 95,405.76 : x - Step 2: Convert to fraction form
114,379.20/158,107.68 = 95,405.76/x - Step 3: Cross multiply
114,379.20x = 158,107.68 × 95,405.76 - Step 4: Simplify right side
114,379.20x = 15,084,383,372.24 - Step 5: Solve for x
x = 15,084,383,372.24/114,379.20 - Step 6: Final answer
x = 131,880.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.