Finding the Fourth Proportional to 263,619.18, 395,346.96 and 95,117.67
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Solution
The fourth proportional to 263,619.18, 395,346.96 and 95,117.67 is: 142,646.99
Step by Step Solution
- Step 1: Write the proportion equation
263,619.18 : 395,346.96 = 95,117.67 : x - Step 2: Convert to fraction form
263,619.18/395,346.96 = 95,117.67/x - Step 3: Cross multiply
263,619.18x = 395,346.96 × 95,117.67 - Step 4: Simplify right side
263,619.18x = 37,604,481,676.78 - Step 5: Solve for x
x = 37,604,481,676.78/263,619.18 - Step 6: Final answer
x = 142,646.99
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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.