Finding the Fourth Proportional to 84,310.14, 116,371.44 and 48,511.68
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Solution
The fourth proportional to 84,310.14, 116,371.44 and 48,511.68 is: 66,959.61
Step by Step Solution
- Step 1: Write the proportion equation
84,310.14 : 116,371.44 = 48,511.68 : x - Step 2: Convert to fraction form
84,310.14/116,371.44 = 48,511.68/x - Step 3: Cross multiply
84,310.14x = 116,371.44 × 48,511.68 - Step 4: Simplify right side
84,310.14x = 5,645,374,058.42 - Step 5: Solve for x
x = 5,645,374,058.42/84,310.14 - Step 6: Final answer
x = 66,959.61
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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.