Finding the Fourth Proportional to 236,645.68, 326,571.84 and 151,763.08
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Solution
The fourth proportional to 236,645.68, 326,571.84 and 151,763.08 is: 209,433.56
Step by Step Solution
- Step 1: Write the proportion equation
236,645.68 : 326,571.84 = 151,763.08 : x - Step 2: Convert to fraction form
236,645.68/326,571.84 = 151,763.08/x - Step 3: Cross multiply
236,645.68x = 326,571.84 × 151,763.08 - Step 4: Simplify right side
236,645.68x = 49,561,548,279.67 - Step 5: Solve for x
x = 49,561,548,279.67/236,645.68 - Step 6: Final answer
x = 209,433.56
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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.