Finding the Fourth Proportional to 262,171.21, 361,826.99 and 149,010.97
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Solution
The fourth proportional to 262,171.21, 361,826.99 and 149,010.97 is: 205,652.60
Step by Step Solution
- Step 1: Write the proportion equation
262,171.21 : 361,826.99 = 149,010.97 : x - Step 2: Convert to fraction form
262,171.21/361,826.99 = 149,010.97/x - Step 3: Cross multiply
262,171.21x = 361,826.99 × 149,010.97 - Step 4: Simplify right side
262,171.21x = 53,916,190,007.03 - Step 5: Solve for x
x = 53,916,190,007.03/262,171.21 - Step 6: Final answer
x = 205,652.60
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1.5x scale
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.