Finding the Fourth Proportional to 239,570.46, 330,609.24 and 132,144.12
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Solution
The fourth proportional to 239,570.46, 330,609.24 and 132,144.12 is: 182,359.99
Step by Step Solution
- Step 1: Write the proportion equation
239,570.46 : 330,609.24 = 132,144.12 : x - Step 2: Convert to fraction form
239,570.46/330,609.24 = 132,144.12/x - Step 3: Cross multiply
239,570.46x = 330,609.24 × 132,144.12 - Step 4: Simplify right side
239,570.46x = 43,688,067,083.67 - Step 5: Solve for x
x = 43,688,067,083.67/239,570.46 - Step 6: Final answer
x = 182,359.99
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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.