Finding the Fourth Proportional to 183,615.20, 275,487.60 and 177,135.20
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Solution
The fourth proportional to 183,615.20, 275,487.60 and 177,135.20 is: 265,765.31
Step by Step Solution
- Step 1: Write the proportion equation
183,615.20 : 275,487.60 = 177,135.20 : x - Step 2: Convert to fraction form
183,615.20/275,487.60 = 177,135.20/x - Step 3: Cross multiply
183,615.20x = 275,487.60 × 177,135.20 - Step 4: Simplify right side
183,615.20x = 48,798,551,123.52 - Step 5: Solve for x
x = 48,798,551,123.52/183,615.20 - Step 6: Final answer
x = 265,765.31
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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.