Finding the Fourth Proportional to 227,475.78, 313,913.58 and 125,505.54
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Solution
The fourth proportional to 227,475.78, 313,913.58 and 125,505.54 is: 173,195.99
Step by Step Solution
- Step 1: Write the proportion equation
227,475.78 : 313,913.58 = 125,505.54 : x - Step 2: Convert to fraction form
227,475.78/313,913.58 = 125,505.54/x - Step 3: Cross multiply
227,475.78x = 313,913.58 × 125,505.54 - Step 4: Simplify right side
227,475.78x = 39,397,893,371.23 - Step 5: Solve for x
x = 39,397,893,371.23/227,475.78 - Step 6: Final answer
x = 173,195.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.