Finding the Fourth Proportional to 205,977.44, 284,249.58 and 115,337.36
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Solution
The fourth proportional to 205,977.44, 284,249.58 and 115,337.36 is: 159,165.96
Step by Step Solution
- Step 1: Write the proportion equation
205,977.44 : 284,249.58 = 115,337.36 : x - Step 2: Convert to fraction form
205,977.44/284,249.58 = 115,337.36/x - Step 3: Cross multiply
205,977.44x = 284,249.58 × 115,337.36 - Step 4: Simplify right side
205,977.44x = 32,784,596,138.31 - Step 5: Solve for x
x = 32,784,596,138.31/205,977.44 - Step 6: Final answer
x = 159,165.96
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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.