Finding the Fourth Proportional to 119,430.37, 179,139.65 and 44,544.68
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Solution
The fourth proportional to 119,430.37, 179,139.65 and 44,544.68 is: 66,814.82
Step by Step Solution
- Step 1: Write the proportion equation
119,430.37 : 179,139.65 = 44,544.68 : x - Step 2: Convert to fraction form
119,430.37/179,139.65 = 44,544.68/x - Step 3: Cross multiply
119,430.37x = 179,139.65 × 44,544.68 - Step 4: Simplify right side
119,430.37x = 7,979,718,384.56 - Step 5: Solve for x
x = 7,979,718,384.56/119,430.37 - Step 6: Final answer
x = 66,814.82
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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.