Finding the Fourth Proportional to 106,901.31, 160,326.04 and 44,537.79
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Solution
The fourth proportional to 106,901.31, 160,326.04 and 44,537.79 is: 66,795.88
Step by Step Solution
- Step 1: Write the proportion equation
106,901.31 : 160,326.04 = 44,537.79 : x - Step 2: Convert to fraction form
106,901.31/160,326.04 = 44,537.79/x - Step 3: Cross multiply
106,901.31x = 160,326.04 × 44,537.79 - Step 4: Simplify right side
106,901.31x = 7,140,567,501.05 - Step 5: Solve for x
x = 7,140,567,501.05/106,901.31 - Step 6: Final answer
x = 66,795.88
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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.