Finding the Fourth Proportional to 73,349.11, 109,826.52 and 46,549.99
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Solution
The fourth proportional to 73,349.11, 109,826.52 and 46,549.99 is: 69,699.87
Step by Step Solution
- Step 1: Write the proportion equation
73,349.11 : 109,826.52 = 46,549.99 : x - Step 2: Convert to fraction form
73,349.11/109,826.52 = 46,549.99/x - Step 3: Cross multiply
73,349.11x = 109,826.52 × 46,549.99 - Step 4: Simplify right side
73,349.11x = 5,112,423,370.46 - Step 5: Solve for x
x = 5,112,423,370.46/73,349.11 - Step 6: Final answer
x = 69,699.87
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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.