Finding the Fourth Proportional to 75,329.24, 103,953.41 and 43,497.44
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Solution
The fourth proportional to 75,329.24, 103,953.41 and 43,497.44 is: 60,025.92
Step by Step Solution
- Step 1: Write the proportion equation
75,329.24 : 103,953.41 = 43,497.44 : x - Step 2: Convert to fraction form
75,329.24/103,953.41 = 43,497.44/x - Step 3: Cross multiply
75,329.24x = 103,953.41 × 43,497.44 - Step 4: Simplify right side
75,329.24x = 4,521,707,214.27 - Step 5: Solve for x
x = 4,521,707,214.27/75,329.24 - Step 6: Final answer
x = 60,025.92
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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.