Finding the Fourth Proportional to 160,661.75, 240,944.09 and 48,312.14
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Solution
The fourth proportional to 160,661.75, 240,944.09 and 48,312.14 is: 72,453.61
Step by Step Solution
- Step 1: Write the proportion equation
160,661.75 : 240,944.09 = 48,312.14 : x - Step 2: Convert to fraction form
160,661.75/240,944.09 = 48,312.14/x - Step 3: Cross multiply
160,661.75x = 240,944.09 × 48,312.14 - Step 4: Simplify right side
160,661.75x = 11,640,524,179.32 - Step 5: Solve for x
x = 11,640,524,179.32/160,661.75 - Step 6: Final answer
x = 72,453.61
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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.