Finding the Fourth Proportional to 183,792.21, 275,207.16 and 120,412.95
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Solution
The fourth proportional to 183,792.21, 275,207.16 and 120,412.95 is: 180,304.19
Step by Step Solution
- Step 1: Write the proportion equation
183,792.21 : 275,207.16 = 120,412.95 : x - Step 2: Convert to fraction form
183,792.21/275,207.16 = 120,412.95/x - Step 3: Cross multiply
183,792.21x = 275,207.16 × 120,412.95 - Step 4: Simplify right side
183,792.21x = 33,138,505,996.72 - Step 5: Solve for x
x = 33,138,505,996.72/183,792.21 - Step 6: Final answer
x = 180,304.19
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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.