Finding the Fourth Proportional to 282,295.44, 423,120.99 and 113,707.80
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Solution
The fourth proportional to 282,295.44, 423,120.99 and 113,707.80 is: 170,431.93
Step by Step Solution
- Step 1: Write the proportion equation
282,295.44 : 423,120.99 = 113,707.80 : x - Step 2: Convert to fraction form
282,295.44/423,120.99 = 113,707.80/x - Step 3: Cross multiply
282,295.44x = 423,120.99 × 113,707.80 - Step 4: Simplify right side
282,295.44x = 48,112,156,906.72 - Step 5: Solve for x
x = 48,112,156,906.72/282,295.44 - Step 6: Final answer
x = 170,431.93
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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.