Finding the Fourth Proportional to 284,892.04, 427,213.36 and 135,175.08
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Solution
The fourth proportional to 284,892.04, 427,213.36 and 135,175.08 is: 202,703.45
Step by Step Solution
- Step 1: Write the proportion equation
284,892.04 : 427,213.36 = 135,175.08 : x - Step 2: Convert to fraction form
284,892.04/427,213.36 = 135,175.08/x - Step 3: Cross multiply
284,892.04x = 427,213.36 × 135,175.08 - Step 4: Simplify right side
284,892.04x = 57,748,600,115.07 - Step 5: Solve for x
x = 57,748,600,115.07/284,892.04 - Step 6: Final answer
x = 202,703.45
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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.