Finding the Fourth Proportional to 234,393.72, 351,572.64 and 84,634.08
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Solution
The fourth proportional to 234,393.72, 351,572.64 and 84,634.08 is: 126,944.64
Step by Step Solution
- Step 1: Write the proportion equation
234,393.72 : 351,572.64 = 84,634.08 : x - Step 2: Convert to fraction form
234,393.72/351,572.64 = 84,634.08/x - Step 3: Cross multiply
234,393.72x = 351,572.64 × 84,634.08 - Step 4: Simplify right side
234,393.72x = 29,755,026,939.57 - Step 5: Solve for x
x = 29,755,026,939.57/234,393.72 - Step 6: Final answer
x = 126,944.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.