Finding the Fourth Proportional to 265,149.19, 365,905.94 and 145,917.19
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Solution
The fourth proportional to 265,149.19, 365,905.94 and 145,917.19 is: 201,365.75
Step by Step Solution
- Step 1: Write the proportion equation
265,149.19 : 365,905.94 = 145,917.19 : x - Step 2: Convert to fraction form
265,149.19/365,905.94 = 145,917.19/x - Step 3: Cross multiply
265,149.19x = 365,905.94 × 145,917.19 - Step 4: Simplify right side
265,149.19x = 53,391,965,471.95 - Step 5: Solve for x
x = 53,391,965,471.95/265,149.19 - Step 6: Final answer
x = 201,365.75
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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.