Finding the Fourth Proportional to 219,816.37, 329,771.94 and 114,607.09
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Solution
The fourth proportional to 219,816.37, 329,771.94 and 114,607.09 is: 171,935.34
Step by Step Solution
- Step 1: Write the proportion equation
219,816.37 : 329,771.94 = 114,607.09 : x - Step 2: Convert to fraction form
219,816.37/329,771.94 = 114,607.09/x - Step 3: Cross multiply
219,816.37x = 329,771.94 × 114,607.09 - Step 4: Simplify right side
219,816.37x = 37,794,202,407.05 - Step 5: Solve for x
x = 37,794,202,407.05/219,816.37 - Step 6: Final answer
x = 171,935.34
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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.