Finding the Fourth Proportional to 181,467.95, 272,257.20 and 92,783.75
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Solution
The fourth proportional to 181,467.95, 272,257.20 and 92,783.75 is: 139,203.88
Step by Step Solution
- Step 1: Write the proportion equation
181,467.95 : 272,257.20 = 92,783.75 : x - Step 2: Convert to fraction form
181,467.95/272,257.20 = 92,783.75/x - Step 3: Cross multiply
181,467.95x = 272,257.20 × 92,783.75 - Step 4: Simplify right side
181,467.95x = 25,261,042,619.21 - Step 5: Solve for x
x = 25,261,042,619.21/181,467.95 - Step 6: Final answer
x = 139,203.88
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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.