Finding the Fourth Proportional to 146,022.44, 201,513.84 and 82,347.80
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Solution
The fourth proportional to 146,022.44, 201,513.84 and 82,347.80 is: 113,641.58
Step by Step Solution
- Step 1: Write the proportion equation
146,022.44 : 201,513.84 = 82,347.80 : x - Step 2: Convert to fraction form
146,022.44/201,513.84 = 82,347.80/x - Step 3: Cross multiply
146,022.44x = 201,513.84 × 82,347.80 - Step 4: Simplify right side
146,022.44x = 16,594,221,393.55 - Step 5: Solve for x
x = 16,594,221,393.55/146,022.44 - Step 6: Final answer
x = 113,641.58
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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.