Finding the Fourth Proportional to 119,647.60, 179,472.00 and 30,894.99
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Solution
The fourth proportional to 119,647.60, 179,472.00 and 30,894.99 is: 46,342.64
Step by Step Solution
- Step 1: Write the proportion equation
119,647.60 : 179,472.00 = 30,894.99 : x - Step 2: Convert to fraction form
119,647.60/179,472.00 = 30,894.99/x - Step 3: Cross multiply
119,647.60x = 179,472.00 × 30,894.99 - Step 4: Simplify right side
119,647.60x = 5,544,785,088.12 - Step 5: Solve for x
x = 5,544,785,088.12/119,647.60 - Step 6: Final answer
x = 46,342.64
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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.