Finding the Fourth Proportional to 76,795.14, 115,175.43 and 27,547.14
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Solution
The fourth proportional to 76,795.14, 115,175.43 and 27,547.14 is: 41,314.51
Step by Step Solution
- Step 1: Write the proportion equation
76,795.14 : 115,175.43 = 27,547.14 : x - Step 2: Convert to fraction form
76,795.14/115,175.43 = 27,547.14/x - Step 3: Cross multiply
76,795.14x = 115,175.43 × 27,547.14 - Step 4: Simplify right side
76,795.14x = 3,172,753,694.77 - Step 5: Solve for x
x = 3,172,753,694.77/76,795.14 - Step 6: Final answer
x = 41,314.51
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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.