Finding the Fourth Proportional to 239,619.26, 330,673.64 and 132,195.98
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Solution
The fourth proportional to 239,619.26, 330,673.64 and 132,195.98 is: 182,429.93
Step by Step Solution
- Step 1: Write the proportion equation
239,619.26 : 330,673.64 = 132,195.98 : x - Step 2: Convert to fraction form
239,619.26/330,673.64 = 132,195.98/x - Step 3: Cross multiply
239,619.26x = 330,673.64 × 132,195.98 - Step 4: Simplify right side
239,619.26x = 43,713,725,899.97 - Step 5: Solve for x
x = 43,713,725,899.97/239,619.26 - Step 6: Final answer
x = 182,429.93
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1.5x scale
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.