Finding the Fourth Proportional to 160,213.88, 240,391.08 and 76,034.84
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Solution
The fourth proportional to 160,213.88, 240,391.08 and 76,034.84 is: 114,085.60
Step by Step Solution
- Step 1: Write the proportion equation
160,213.88 : 240,391.08 = 76,034.84 : x - Step 2: Convert to fraction form
160,213.88/240,391.08 = 76,034.84/x - Step 3: Cross multiply
160,213.88x = 240,391.08 × 76,034.84 - Step 4: Simplify right side
160,213.88x = 18,278,097,305.23 - Step 5: Solve for x
x = 18,278,097,305.23/160,213.88 - Step 6: Final answer
x = 114,085.60
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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.