Finding the Fourth Proportional to 173,108.75, 238,890.80 and 93,620.75
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Solution
The fourth proportional to 173,108.75, 238,890.80 and 93,620.75 is: 129,197.03
Step by Step Solution
- Step 1: Write the proportion equation
173,108.75 : 238,890.80 = 93,620.75 : x - Step 2: Convert to fraction form
173,108.75/238,890.80 = 93,620.75/x - Step 3: Cross multiply
173,108.75x = 238,890.80 × 93,620.75 - Step 4: Simplify right side
173,108.75x = 22,365,135,864.10 - Step 5: Solve for x
x = 22,365,135,864.10/173,108.75 - Step 6: Final answer
x = 129,197.03
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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.