Finding the Fourth Proportional to 239,610.84, 330,648.78 and 132,181.08
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Solution
The fourth proportional to 239,610.84, 330,648.78 and 132,181.08 is: 182,402.07
Step by Step Solution
- Step 1: Write the proportion equation
239,610.84 : 330,648.78 = 132,181.08 : x - Step 2: Convert to fraction form
239,610.84/330,648.78 = 132,181.08/x - Step 3: Cross multiply
239,610.84x = 330,648.78 × 132,181.08 - Step 4: Simplify right side
239,610.84x = 43,705,512,841.08 - Step 5: Solve for x
x = 43,705,512,841.08/239,610.84 - Step 6: Final answer
x = 182,402.07
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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.