Finding the Fourth Proportional to 227,257.55, 313,617.62 and 125,287.08
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Solution
The fourth proportional to 227,257.55, 313,617.62 and 125,287.08 is: 172,897.38
Step by Step Solution
- Step 1: Write the proportion equation
227,257.55 : 313,617.62 = 125,287.08 : x - Step 2: Convert to fraction form
227,257.55/313,617.62 = 125,287.08/x - Step 3: Cross multiply
227,257.55x = 313,617.62 × 125,287.08 - Step 4: Simplify right side
227,257.55x = 39,292,235,865.55 - Step 5: Solve for x
x = 39,292,235,865.55/227,257.55 - Step 6: Final answer
x = 172,897.38
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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.