Finding the Fourth Proportional to 234,308.05, 323,346.65 and 126,878.09
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Solution
The fourth proportional to 234,308.05, 323,346.65 and 126,878.09 is: 175,092.60
Step by Step Solution
- Step 1: Write the proportion equation
234,308.05 : 323,346.65 = 126,878.09 : x - Step 2: Convert to fraction form
234,308.05/323,346.65 = 126,878.09/x - Step 3: Cross multiply
234,308.05x = 323,346.65 × 126,878.09 - Step 4: Simplify right side
234,308.05x = 41,025,604,725.51 - Step 5: Solve for x
x = 41,025,604,725.51/234,308.05 - Step 6: Final answer
x = 175,092.60
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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.