Finding the Fourth Proportional to 234,137.74, 323,110.88 and 126,707.74
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Solution
The fourth proportional to 234,137.74, 323,110.88 and 126,707.74 is: 174,857.11
Step by Step Solution
- Step 1: Write the proportion equation
234,137.74 : 323,110.88 = 126,707.74 : x - Step 2: Convert to fraction form
234,137.74/323,110.88 = 126,707.74/x - Step 3: Cross multiply
234,137.74x = 323,110.88 × 126,707.74 - Step 4: Simplify right side
234,137.74x = 40,940,649,374.21 - Step 5: Solve for x
x = 40,940,649,374.21/234,137.74 - Step 6: Final answer
x = 174,857.11
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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.