Finding the Fourth Proportional to 169,842.63, 254,763.65 and 45,183.63
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Solution
The fourth proportional to 169,842.63, 254,763.65 and 45,183.63 is: 67,775.37
Step by Step Solution
- Step 1: Write the proportion equation
169,842.63 : 254,763.65 = 45,183.63 : x - Step 2: Convert to fraction form
169,842.63/254,763.65 = 45,183.63/x - Step 3: Cross multiply
169,842.63x = 254,763.65 × 45,183.63 - Step 4: Simplify right side
169,842.63x = 11,511,146,273.13 - Step 5: Solve for x
x = 11,511,146,273.13/169,842.63 - Step 6: Final answer
x = 67,775.37
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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.