Finding the Fourth Proportional to 303,544.99, 455,278.60 and 93,165.31
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Solution
The fourth proportional to 303,544.99, 455,278.60 and 93,165.31 is: 139,736.03
Step by Step Solution
- Step 1: Write the proportion equation
303,544.99 : 455,278.60 = 93,165.31 : x - Step 2: Convert to fraction form
303,544.99/455,278.60 = 93,165.31/x - Step 3: Cross multiply
303,544.99x = 455,278.60 × 93,165.31 - Step 4: Simplify right side
303,544.99x = 42,416,171,905.37 - Step 5: Solve for x
x = 42,416,171,905.37/303,544.99 - Step 6: Final answer
x = 139,736.03
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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.