Finding the Fourth Proportional to 203,593.98, 305,267.94 and 91,253.26
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Solution
The fourth proportional to 203,593.98, 305,267.94 and 91,253.26 is: 136,824.75
Step by Step Solution
- Step 1: Write the proportion equation
203,593.98 : 305,267.94 = 91,253.26 : x - Step 2: Convert to fraction form
203,593.98/305,267.94 = 91,253.26/x - Step 3: Cross multiply
203,593.98x = 305,267.94 × 91,253.26 - Step 4: Simplify right side
203,593.98x = 27,856,694,698.48 - Step 5: Solve for x
x = 27,856,694,698.48/203,593.98 - Step 6: Final answer
x = 136,824.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.