Finding the Fourth Proportional to 162,664.08, 224,474.24 and 91,044.09
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Solution
The fourth proportional to 162,664.08, 224,474.24 and 91,044.09 is: 125,639.62
Step by Step Solution
- Step 1: Write the proportion equation
162,664.08 : 224,474.24 = 91,044.09 : x - Step 2: Convert to fraction form
162,664.08/224,474.24 = 91,044.09/x - Step 3: Cross multiply
162,664.08x = 224,474.24 × 91,044.09 - Step 4: Simplify right side
162,664.08x = 20,437,052,454.02 - Step 5: Solve for x
x = 20,437,052,454.02/162,664.08 - Step 6: Final answer
x = 125,639.62
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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.