Finding the Fourth Proportional to 236,757.98, 326,644.97 and 134,757.92
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Solution
The fourth proportional to 236,757.98, 326,644.97 and 134,757.92 is: 185,919.80
Step by Step Solution
- Step 1: Write the proportion equation
236,757.98 : 326,644.97 = 134,757.92 : x - Step 2: Convert to fraction form
236,757.98/326,644.97 = 134,757.92/x - Step 3: Cross multiply
236,757.98x = 326,644.97 × 134,757.92 - Step 4: Simplify right side
236,757.98x = 44,017,994,428.65 - Step 5: Solve for x
x = 44,017,994,428.65/236,757.98 - Step 6: Final answer
x = 185,919.80
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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.