Finding the Fourth Proportional to 75,911.94, 113,832.68 and 44,331.36
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Solution
The fourth proportional to 75,911.94, 113,832.68 and 44,331.36 is: 66,476.46
Step by Step Solution
- Step 1: Write the proportion equation
75,911.94 : 113,832.68 = 44,331.36 : x - Step 2: Convert to fraction form
75,911.94/113,832.68 = 44,331.36/x - Step 3: Cross multiply
75,911.94x = 113,832.68 × 44,331.36 - Step 4: Simplify right side
75,911.94x = 5,046,356,868.32 - Step 5: Solve for x
x = 5,046,356,868.32/75,911.94 - Step 6: Final answer
x = 66,476.46
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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.