Finding the Fourth Proportional to 234,138.58, 323,110.04 and 126,708.63
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Solution
The fourth proportional to 234,138.58, 323,110.04 and 126,708.63 is: 174,857.26
Step by Step Solution
- Step 1: Write the proportion equation
234,138.58 : 323,110.04 = 126,708.63 : x - Step 2: Convert to fraction form
234,138.58/323,110.04 = 126,708.63/x - Step 3: Cross multiply
234,138.58x = 323,110.04 × 126,708.63 - Step 4: Simplify right side
234,138.58x = 40,940,830,349.26 - Step 5: Solve for x
x = 40,940,830,349.26/234,138.58 - Step 6: Final answer
x = 174,857.26
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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.