Finding the Fourth Proportional to 236,796.35, 326,778.84 and 134,816.54
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Solution
The fourth proportional to 236,796.35, 326,778.84 and 134,816.54 is: 186,046.75
Step by Step Solution
- Step 1: Write the proportion equation
236,796.35 : 326,778.84 = 134,816.54 : x - Step 2: Convert to fraction form
236,796.35/326,778.84 = 134,816.54/x - Step 3: Cross multiply
236,796.35x = 326,778.84 × 134,816.54 - Step 4: Simplify right side
236,796.35x = 44,055,190,920.12 - Step 5: Solve for x
x = 44,055,190,920.12/236,796.35 - Step 6: Final answer
x = 186,046.75
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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.