Finding the Fourth Proportional to 119,926.99, 179,890.21 and 48,879.19
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Solution
The fourth proportional to 119,926.99, 179,890.21 and 48,879.19 is: 73,318.67
Step by Step Solution
- Step 1: Write the proportion equation
119,926.99 : 179,890.21 = 48,879.19 : x - Step 2: Convert to fraction form
119,926.99/179,890.21 = 48,879.19/x - Step 3: Cross multiply
119,926.99x = 179,890.21 × 48,879.19 - Step 4: Simplify right side
119,926.99x = 8,792,887,753.73 - Step 5: Solve for x
x = 8,792,887,753.73/119,926.99 - Step 6: Final answer
x = 73,318.67
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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.