Finding the Fourth Proportional to 75,385.62, 104,033.44 and 41,395.52
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Solution
The fourth proportional to 75,385.62, 104,033.44 and 41,395.52 is: 57,126.52
Step by Step Solution
- Step 1: Write the proportion equation
75,385.62 : 104,033.44 = 41,395.52 : x - Step 2: Convert to fraction form
75,385.62/104,033.44 = 41,395.52/x - Step 3: Cross multiply
75,385.62x = 104,033.44 × 41,395.52 - Step 4: Simplify right side
75,385.62x = 4,306,518,346.19 - Step 5: Solve for x
x = 4,306,518,346.19/75,385.62 - Step 6: Final answer
x = 57,126.52
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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.