Finding the Fourth Proportional to 232,588.64, 320,896.68 and 135,770.96
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Solution
The fourth proportional to 232,588.64, 320,896.68 and 135,770.96 is: 187,319.77
Step by Step Solution
- Step 1: Write the proportion equation
232,588.64 : 320,896.68 = 135,770.96 : x - Step 2: Convert to fraction form
232,588.64/320,896.68 = 135,770.96/x - Step 3: Cross multiply
232,588.64x = 320,896.68 × 135,770.96 - Step 4: Simplify right side
232,588.64x = 43,568,450,304.41 - Step 5: Solve for x
x = 43,568,450,304.41/232,588.64 - Step 6: Final answer
x = 187,319.77
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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.