Finding the Fourth Proportional to 118,142.58, 177,213.51 and 29,396.07
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Solution
The fourth proportional to 118,142.58, 177,213.51 and 29,396.07 is: 44,094.02
Step by Step Solution
- Step 1: Write the proportion equation
118,142.58 : 177,213.51 = 29,396.07 : x - Step 2: Convert to fraction form
118,142.58/177,213.51 = 29,396.07/x - Step 3: Cross multiply
118,142.58x = 177,213.51 × 29,396.07 - Step 4: Simplify right side
118,142.58x = 5,209,380,744.91 - Step 5: Solve for x
x = 5,209,380,744.91/118,142.58 - Step 6: Final answer
x = 44,094.02
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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.