Finding the Fourth Proportional to 239,880.36, 331,026.24 and 132,448.08
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Solution
The fourth proportional to 239,880.36, 331,026.24 and 132,448.08 is: 182,773.57
Step by Step Solution
- Step 1: Write the proportion equation
239,880.36 : 331,026.24 = 132,448.08 : x - Step 2: Convert to fraction form
239,880.36/331,026.24 = 132,448.08/x - Step 3: Cross multiply
239,880.36x = 331,026.24 × 132,448.08 - Step 4: Simplify right side
239,880.36x = 43,843,789,917.62 - Step 5: Solve for x
x = 43,843,789,917.62/239,880.36 - Step 6: Final answer
x = 182,773.57
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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.