Finding the Fourth Proportional to 251,675.10, 347,326.62 and 144,252.09
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Solution
The fourth proportional to 251,675.10, 347,326.62 and 144,252.09 is: 199,076.47
Step by Step Solution
- Step 1: Write the proportion equation
251,675.10 : 347,326.62 = 144,252.09 : x - Step 2: Convert to fraction form
251,675.10/347,326.62 = 144,252.09/x - Step 3: Cross multiply
251,675.10x = 347,326.62 × 144,252.09 - Step 4: Simplify right side
251,675.10x = 50,102,590,847.64 - Step 5: Solve for x
x = 50,102,590,847.64/251,675.10 - Step 6: Final answer
x = 199,076.47
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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.