Finding the Fourth Proportional to 234,171.36, 322,937.14 and 155,450.09
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Solution
The fourth proportional to 234,171.36, 322,937.14 and 155,450.09 is: 214,375.52
Step by Step Solution
- Step 1: Write the proportion equation
234,171.36 : 322,937.14 = 155,450.09 : x - Step 2: Convert to fraction form
234,171.36/322,937.14 = 155,450.09/x - Step 3: Cross multiply
234,171.36x = 322,937.14 × 155,450.09 - Step 4: Simplify right side
234,171.36x = 50,200,607,477.34 - Step 5: Solve for x
x = 50,200,607,477.34/234,171.36 - Step 6: Final answer
x = 214,375.52
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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.