Finding the Fourth Proportional to 239,768.48, 330,879.84 and 132,337.82
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Solution
The fourth proportional to 239,768.48, 330,879.84 and 132,337.82 is: 182,625.83
Step by Step Solution
- Step 1: Write the proportion equation
239,768.48 : 330,879.84 = 132,337.82 : x - Step 2: Convert to fraction form
239,768.48/330,879.84 = 132,337.82/x - Step 3: Cross multiply
239,768.48x = 330,879.84 × 132,337.82 - Step 4: Simplify right side
239,768.48x = 43,787,916,707.55 - Step 5: Solve for x
x = 43,787,916,707.55/239,768.48 - Step 6: Final answer
x = 182,625.83
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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.