Finding the Fourth Proportional to 189,505.08, 284,272.74 and 110,627.28
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Solution
The fourth proportional to 189,505.08, 284,272.74 and 110,627.28 is: 165,949.75
Step by Step Solution
- Step 1: Write the proportion equation
189,505.08 : 284,272.74 = 110,627.28 : x - Step 2: Convert to fraction form
189,505.08/284,272.74 = 110,627.28/x - Step 3: Cross multiply
189,505.08x = 284,272.74 × 110,627.28 - Step 4: Simplify right side
189,505.08x = 31,448,320,004.35 - Step 5: Solve for x
x = 31,448,320,004.35/189,505.08 - Step 6: Final answer
x = 165,949.75
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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.