Finding the Fourth Proportional to 234,326.38, 323,368.80 and 126,893.96
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Solution
The fourth proportional to 234,326.38, 323,368.80 and 126,893.96 is: 175,112.80
Step by Step Solution
- Step 1: Write the proportion equation
234,326.38 : 323,368.80 = 126,893.96 : x - Step 2: Convert to fraction form
234,326.38/323,368.80 = 126,893.96/x - Step 3: Cross multiply
234,326.38x = 323,368.80 × 126,893.96 - Step 4: Simplify right side
234,326.38x = 41,033,547,572.45 - Step 5: Solve for x
x = 41,033,547,572.45/234,326.38 - Step 6: Final answer
x = 175,112.80
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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.