Finding the Fourth Proportional to 75,943.20, 104,785.38 and 44,095.62
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Solution
The fourth proportional to 75,943.20, 104,785.38 and 44,095.62 is: 60,842.53
Step by Step Solution
- Step 1: Write the proportion equation
75,943.20 : 104,785.38 = 44,095.62 : x - Step 2: Convert to fraction form
75,943.20/104,785.38 = 44,095.62/x - Step 3: Cross multiply
75,943.20x = 104,785.38 × 44,095.62 - Step 4: Simplify right side
75,943.20x = 4,620,576,298.04 - Step 5: Solve for x
x = 4,620,576,298.04/75,943.20 - Step 6: Final answer
x = 60,842.53
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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.