Finding the Fourth Proportional to 239,648.36, 330,733.02 and 132,239.08
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Solution
The fourth proportional to 239,648.36, 330,733.02 and 132,239.08 is: 182,500.02
Step by Step Solution
- Step 1: Write the proportion equation
239,648.36 : 330,733.02 = 132,239.08 : x - Step 2: Convert to fraction form
239,648.36/330,733.02 = 132,239.08/x - Step 3: Cross multiply
239,648.36x = 330,733.02 × 132,239.08 - Step 4: Simplify right side
239,648.36x = 43,735,830,290.42 - Step 5: Solve for x
x = 43,735,830,290.42/239,648.36 - Step 6: Final answer
x = 182,500.02
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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.