Finding the Fourth Proportional to 75,326.62, 103,950.45 and 41,335.68
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Solution
The fourth proportional to 75,326.62, 103,950.45 and 41,335.68 is: 57,043.08
Step by Step Solution
- Step 1: Write the proportion equation
75,326.62 : 103,950.45 = 41,335.68 : x - Step 2: Convert to fraction form
75,326.62/103,950.45 = 41,335.68/x - Step 3: Cross multiply
75,326.62x = 103,950.45 × 41,335.68 - Step 4: Simplify right side
75,326.62x = 4,296,862,537.06 - Step 5: Solve for x
x = 4,296,862,537.06/75,326.62 - Step 6: Final answer
x = 57,043.08
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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.