Finding the Fourth Proportional to 160,998.48, 241,183.56 and 105,426
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Solution
The fourth proportional to 160,998.48, 241,183.56 and 105,426 is: 157,933.28
Step by Step Solution
- Step 1: Write the proportion equation
160,998.48 : 241,183.56 = 105,426 : x - Step 2: Convert to fraction form
160,998.48/241,183.56 = 105,426/x - Step 3: Cross multiply
160,998.48x = 241,183.56 × 105,426 - Step 4: Simplify right side
160,998.48x = 25,427,017,996.56 - Step 5: Solve for x
x = 25,427,017,996.56/160,998.48 - Step 6: Final answer
x = 157,933.28
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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.