Finding the Fourth Proportional to 235,765.44, 353,644.68 and 58,272.45
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Solution
The fourth proportional to 235,765.44, 353,644.68 and 58,272.45 is: 87,407.81
Step by Step Solution
- Step 1: Write the proportion equation
235,765.44 : 353,644.68 = 58,272.45 : x - Step 2: Convert to fraction form
235,765.44/353,644.68 = 58,272.45/x - Step 3: Cross multiply
235,765.44x = 353,644.68 × 58,272.45 - Step 4: Simplify right side
235,765.44x = 20,607,741,933.07 - Step 5: Solve for x
x = 20,607,741,933.07/235,765.44 - Step 6: Final answer
x = 87,407.81
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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.