Finding the Fourth Proportional to 117,431.10, 176,152.58 and 33,197.31
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Solution
The fourth proportional to 117,431.10, 176,152.58 and 33,197.31 is: 49,797.65
Step by Step Solution
- Step 1: Write the proportion equation
117,431.10 : 176,152.58 = 33,197.31 : x - Step 2: Convert to fraction form
117,431.10/176,152.58 = 33,197.31/x - Step 3: Cross multiply
117,431.10x = 176,152.58 × 33,197.31 - Step 4: Simplify right side
117,431.10x = 5,847,792,424.64 - Step 5: Solve for x
x = 5,847,792,424.64/117,431.10 - Step 6: Final answer
x = 49,797.65
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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.