Finding the Fourth Proportional to 231,857.06, 347,332.81 and 159,797.08
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Solution
The fourth proportional to 231,857.06, 347,332.81 and 159,797.08 is: 239,383.56
Step by Step Solution
- Step 1: Write the proportion equation
231,857.06 : 347,332.81 = 159,797.08 : x - Step 2: Convert to fraction form
231,857.06/347,332.81 = 159,797.08/x - Step 3: Cross multiply
231,857.06x = 347,332.81 × 159,797.08 - Step 4: Simplify right side
231,857.06x = 55,502,768,826.19 - Step 5: Solve for x
x = 55,502,768,826.19/231,857.06 - Step 6: Final answer
x = 239,383.56
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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.