Finding the Fourth Proportional to 239,793.96, 330,913.80 and 132,364.02
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Solution
The fourth proportional to 239,793.96, 330,913.80 and 132,364.02 is: 182,661.32
Step by Step Solution
- Step 1: Write the proportion equation
239,793.96 : 330,913.80 = 132,364.02 : x - Step 2: Convert to fraction form
239,793.96/330,913.80 = 132,364.02/x - Step 3: Cross multiply
239,793.96x = 330,913.80 × 132,364.02 - Step 4: Simplify right side
239,793.96x = 43,801,080,841.48 - Step 5: Solve for x
x = 43,801,080,841.48/239,793.96 - Step 6: Final answer
x = 182,661.32
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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.