Finding the Fourth Proportional to 227,654.55, 314,163.80 and 125,680.08
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Solution
The fourth proportional to 227,654.55, 314,163.80 and 125,680.08 is: 173,438.80
Step by Step Solution
- Step 1: Write the proportion equation
227,654.55 : 314,163.80 = 125,680.08 : x - Step 2: Convert to fraction form
227,654.55/314,163.80 = 125,680.08/x - Step 3: Cross multiply
227,654.55x = 314,163.80 × 125,680.08 - Step 4: Simplify right side
227,654.55x = 39,484,131,517.10 - Step 5: Solve for x
x = 39,484,131,517.10/227,654.55 - Step 6: Final answer
x = 173,438.80
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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.