Finding the Fourth Proportional to 167,897.36, 231,714.71 and 125,382.08
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Solution
The fourth proportional to 167,897.36, 231,714.71 and 125,382.08 is: 173,039.48
Step by Step Solution
- Step 1: Write the proportion equation
167,897.36 : 231,714.71 = 125,382.08 : x - Step 2: Convert to fraction form
167,897.36/231,714.71 = 125,382.08/x - Step 3: Cross multiply
167,897.36x = 231,714.71 × 125,382.08 - Step 4: Simplify right side
167,897.36x = 29,052,872,306.40 - Step 5: Solve for x
x = 29,052,872,306.40/167,897.36 - Step 6: Final answer
x = 173,039.48
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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.