Finding the Fourth Proportional to 75,376.44, 113,067.09 and 37,916.07
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Solution
The fourth proportional to 75,376.44, 113,067.09 and 37,916.07 is: 56,875.33
Step by Step Solution
- Step 1: Write the proportion equation
75,376.44 : 113,067.09 = 37,916.07 : x - Step 2: Convert to fraction form
75,376.44/113,067.09 = 37,916.07/x - Step 3: Cross multiply
75,376.44x = 113,067.09 × 37,916.07 - Step 4: Simplify right side
75,376.44x = 4,287,059,699.14 - Step 5: Solve for x
x = 4,287,059,699.14/75,376.44 - Step 6: Final answer
x = 56,875.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.