Finding the Fourth Proportional to 227,135.97, 313,447.65 and 131,698.02
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Solution
The fourth proportional to 227,135.97, 313,447.65 and 131,698.02 is: 181,743.27
Step by Step Solution
- Step 1: Write the proportion equation
227,135.97 : 313,447.65 = 131,698.02 : x - Step 2: Convert to fraction form
227,135.97/313,447.65 = 131,698.02/x - Step 3: Cross multiply
227,135.97x = 313,447.65 × 131,698.02 - Step 4: Simplify right side
227,135.97x = 41,280,434,878.65 - Step 5: Solve for x
x = 41,280,434,878.65/227,135.97 - Step 6: Final answer
x = 181,743.27
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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.