Finding the Fourth Proportional to 75,326.93, 103,950.88 and 41,335.99
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Solution
The fourth proportional to 75,326.93, 103,950.88 and 41,335.99 is: 57,043.51
Step by Step Solution
- Step 1: Write the proportion equation
75,326.93 : 103,950.88 = 41,335.99 : x - Step 2: Convert to fraction form
75,326.93/103,950.88 = 41,335.99/x - Step 3: Cross multiply
75,326.93x = 103,950.88 × 41,335.99 - Step 4: Simplify right side
75,326.93x = 4,296,912,536.17 - Step 5: Solve for x
x = 4,296,912,536.17/75,326.93 - Step 6: Final answer
x = 57,043.51
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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.