Finding the Fourth Proportional to 248,230.97, 372,346.45 and 115,093.70
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Solution
The fourth proportional to 248,230.97, 372,346.45 and 115,093.70 is: 172,640.55
Step by Step Solution
- Step 1: Write the proportion equation
248,230.97 : 372,346.45 = 115,093.70 : x - Step 2: Convert to fraction form
248,230.97/372,346.45 = 115,093.70/x - Step 3: Cross multiply
248,230.97x = 372,346.45 × 115,093.70 - Step 4: Simplify right side
248,230.97x = 42,854,730,612.37 - Step 5: Solve for x
x = 42,854,730,612.37/248,230.97 - Step 6: Final answer
x = 172,640.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.