Finding the Fourth Proportional to 173,786.64, 239,796.36 and 101,204.88
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Solution
The fourth proportional to 173,786.64, 239,796.36 and 101,204.88 is: 139,645.73
Step by Step Solution
- Step 1: Write the proportion equation
173,786.64 : 239,796.36 = 101,204.88 : x - Step 2: Convert to fraction form
173,786.64/239,796.36 = 101,204.88/x - Step 3: Cross multiply
173,786.64x = 239,796.36 × 101,204.88 - Step 4: Simplify right side
173,786.64x = 24,268,561,838.24 - Step 5: Solve for x
x = 24,268,561,838.24/173,786.64 - Step 6: Final answer
x = 139,645.73
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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.