Finding the Fourth Proportional to 182,037.12, 272,695.24 and 85,842.64
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Solution
The fourth proportional to 182,037.12, 272,695.24 and 85,842.64 is: 128,593.99
Step by Step Solution
- Step 1: Write the proportion equation
182,037.12 : 272,695.24 = 85,842.64 : x - Step 2: Convert to fraction form
182,037.12/272,695.24 = 85,842.64/x - Step 3: Cross multiply
182,037.12x = 272,695.24 × 85,842.64 - Step 4: Simplify right side
182,037.12x = 23,408,879,317.03 - Step 5: Solve for x
x = 23,408,879,317.03/182,037.12 - Step 6: Final answer
x = 128,593.99
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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.