Finding the Fourth Proportional to 120,326.24, 180,375.84 and 41,385.28
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Solution
The fourth proportional to 120,326.24, 180,375.84 and 41,385.28 is: 62,038.88
Step by Step Solution
- Step 1: Write the proportion equation
120,326.24 : 180,375.84 = 41,385.28 : x - Step 2: Convert to fraction form
120,326.24/180,375.84 = 41,385.28/x - Step 3: Cross multiply
120,326.24x = 180,375.84 × 41,385.28 - Step 4: Simplify right side
120,326.24x = 7,464,904,643.64 - Step 5: Solve for x
x = 7,464,904,643.64/120,326.24 - Step 6: Final answer
x = 62,038.88
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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.