Finding the Fourth Proportional to 106,827.80, 160,243.49 and 88,034.18
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Solution
The fourth proportional to 106,827.80, 160,243.49 and 88,034.18 is: 132,052.75
Step by Step Solution
- Step 1: Write the proportion equation
106,827.80 : 160,243.49 = 88,034.18 : x - Step 2: Convert to fraction form
106,827.80/160,243.49 = 88,034.18/x - Step 3: Cross multiply
106,827.80x = 160,243.49 × 88,034.18 - Step 4: Simplify right side
106,827.80x = 14,106,903,661.36 - Step 5: Solve for x
x = 14,106,903,661.36/106,827.80 - Step 6: Final answer
x = 132,052.75
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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.