Finding the Fourth Proportional to 237,930.56, 328,360.88 and 135,971.09
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Solution
The fourth proportional to 237,930.56, 328,360.88 and 135,971.09 is: 187,649.64
Step by Step Solution
- Step 1: Write the proportion equation
237,930.56 : 328,360.88 = 135,971.09 : x - Step 2: Convert to fraction form
237,930.56/328,360.88 = 135,971.09/x - Step 3: Cross multiply
237,930.56x = 328,360.88 × 135,971.09 - Step 4: Simplify right side
237,930.56x = 44,647,585,477.97 - Step 5: Solve for x
x = 44,647,585,477.97/237,930.56 - Step 6: Final answer
x = 187,649.64
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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.