Finding the Fourth Proportional to 239,666.73, 330,741.27 and 132,236.84
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Solution
The fourth proportional to 239,666.73, 330,741.27 and 132,236.84 is: 182,487.48
Step by Step Solution
- Step 1: Write the proportion equation
239,666.73 : 330,741.27 = 132,236.84 : x - Step 2: Convert to fraction form
239,666.73/330,741.27 = 132,236.84/x - Step 3: Cross multiply
239,666.73x = 330,741.27 × 132,236.84 - Step 4: Simplify right side
239,666.73x = 43,736,178,748.68 - Step 5: Solve for x
x = 43,736,178,748.68/239,666.73 - Step 6: Final answer
x = 182,487.48
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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.