Finding the Fourth Proportional to 239,484.70, 330,486.87 and 132,059.26
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Solution
The fourth proportional to 239,484.70, 330,486.87 and 132,059.26 is: 182,240.67
Step by Step Solution
- Step 1: Write the proportion equation
239,484.70 : 330,486.87 = 132,059.26 : x - Step 2: Convert to fraction form
239,484.70/330,486.87 = 132,059.26/x - Step 3: Cross multiply
239,484.70x = 330,486.87 × 132,059.26 - Step 4: Simplify right side
239,484.70x = 43,643,851,491.92 - Step 5: Solve for x
x = 43,643,851,491.92/239,484.70 - Step 6: Final answer
x = 182,240.67
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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.