Finding the Fourth Proportional to 226,529.86, 312,619.24 and 124,563.09
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Solution
The fourth proportional to 226,529.86, 312,619.24 and 124,563.09 is: 171,901.48
Step by Step Solution
- Step 1: Write the proportion equation
226,529.86 : 312,619.24 = 124,563.09 : x - Step 2: Convert to fraction form
226,529.86/312,619.24 = 124,563.09/x - Step 3: Cross multiply
226,529.86x = 312,619.24 × 124,563.09 - Step 4: Simplify right side
226,529.86x = 38,940,818,527.85 - Step 5: Solve for x
x = 38,940,818,527.85/226,529.86 - Step 6: Final answer
x = 171,901.48
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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.