Finding the Fourth Proportional to 227,289.75, 313,673.94 and 125,315.02
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Solution
The fourth proportional to 227,289.75, 313,673.94 and 125,315.02 is: 172,942.49
Step by Step Solution
- Step 1: Write the proportion equation
227,289.75 : 313,673.94 = 125,315.02 : x - Step 2: Convert to fraction form
227,289.75/313,673.94 = 125,315.02/x - Step 3: Cross multiply
227,289.75x = 313,673.94 × 125,315.02 - Step 4: Simplify right side
227,289.75x = 39,308,056,064.58 - Step 5: Solve for x
x = 39,308,056,064.58/227,289.75 - Step 6: Final answer
x = 172,942.49
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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.