Finding the Fourth Proportional to 117,257.93, 175,843.79 and 40,299.07
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Solution
The fourth proportional to 117,257.93, 175,843.79 and 40,299.07 is: 60,433.79
Step by Step Solution
- Step 1: Write the proportion equation
117,257.93 : 175,843.79 = 40,299.07 : x - Step 2: Convert to fraction form
117,257.93/175,843.79 = 40,299.07/x - Step 3: Cross multiply
117,257.93x = 175,843.79 × 40,299.07 - Step 4: Simplify right side
117,257.93x = 7,086,341,202.28 - Step 5: Solve for x
x = 7,086,341,202.28/117,257.93 - Step 6: Final answer
x = 60,433.79
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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.