Finding the Fourth Proportional to 146,558.76, 202,243.95 and 82,895.19
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Solution
The fourth proportional to 146,558.76, 202,243.95 and 82,895.19 is: 114,391.32
Step by Step Solution
- Step 1: Write the proportion equation
146,558.76 : 202,243.95 = 82,895.19 : x - Step 2: Convert to fraction form
146,558.76/202,243.95 = 82,895.19/x - Step 3: Cross multiply
146,558.76x = 202,243.95 × 82,895.19 - Step 4: Simplify right side
146,558.76x = 16,765,050,661.60 - Step 5: Solve for x
x = 16,765,050,661.60/146,558.76 - Step 6: Final answer
x = 114,391.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.