Finding the Fourth Proportional to 239,509.23, 330,524.99 and 132,076.50
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Solution
The fourth proportional to 239,509.23, 330,524.99 and 132,076.50 is: 182,266.81
Step by Step Solution
- Step 1: Write the proportion equation
239,509.23 : 330,524.99 = 132,076.50 : x - Step 2: Convert to fraction form
239,509.23/330,524.99 = 132,076.50/x - Step 3: Cross multiply
239,509.23x = 330,524.99 × 132,076.50 - Step 4: Simplify right side
239,509.23x = 43,654,583,841.74 - Step 5: Solve for x
x = 43,654,583,841.74/239,509.23 - Step 6: Final answer
x = 182,266.81
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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.