Finding the Fourth Proportional to 73,745.14, 110,618.10 and 18,341.14
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Solution
The fourth proportional to 73,745.14, 110,618.10 and 18,341.14 is: 27,511.81
Step by Step Solution
- Step 1: Write the proportion equation
73,745.14 : 110,618.10 = 18,341.14 : x - Step 2: Convert to fraction form
73,745.14/110,618.10 = 18,341.14/x - Step 3: Cross multiply
73,745.14x = 110,618.10 × 18,341.14 - Step 4: Simplify right side
73,745.14x = 2,028,862,058.63 - Step 5: Solve for x
x = 2,028,862,058.63/73,745.14 - Step 6: Final answer
x = 27,511.81
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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.