Finding the Fourth Proportional to 119,422.42, 179,163.70 and 44,545.01
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Solution
The fourth proportional to 119,422.42, 179,163.70 and 44,545.01 is: 66,828.72
Step by Step Solution
- Step 1: Write the proportion equation
119,422.42 : 179,163.70 = 44,545.01 : x - Step 2: Convert to fraction form
119,422.42/179,163.70 = 44,545.01/x - Step 3: Cross multiply
119,422.42x = 179,163.70 × 44,545.01 - Step 4: Simplify right side
119,422.42x = 7,980,847,800.96 - Step 5: Solve for x
x = 7,980,847,800.96/119,422.42 - Step 6: Final answer
x = 66,828.72
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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.