Finding the Fourth Proportional to 227,321.96, 313,706.54 and 125,351.08
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Solution
The fourth proportional to 227,321.96, 313,706.54 and 125,351.08 is: 172,985.72
Step by Step Solution
- Step 1: Write the proportion equation
227,321.96 : 313,706.54 = 125,351.08 : x - Step 2: Convert to fraction form
227,321.96/313,706.54 = 125,351.08/x - Step 3: Cross multiply
227,321.96x = 313,706.54 × 125,351.08 - Step 4: Simplify right side
227,321.96x = 39,323,453,592.06 - Step 5: Solve for x
x = 39,323,453,592.06/227,321.96 - Step 6: Final answer
x = 172,985.72
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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.