Finding the Fourth Proportional to 75,723.46, 104,497.63 and 41,731.07
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Solution
The fourth proportional to 75,723.46, 104,497.63 and 41,731.07 is: 57,588.46
Step by Step Solution
- Step 1: Write the proportion equation
75,723.46 : 104,497.63 = 41,731.07 : x - Step 2: Convert to fraction form
75,723.46/104,497.63 = 41,731.07/x - Step 3: Cross multiply
75,723.46x = 104,497.63 × 41,731.07 - Step 4: Simplify right side
75,723.46x = 4,360,797,285.55 - Step 5: Solve for x
x = 4,360,797,285.55/75,723.46 - Step 6: Final answer
x = 57,588.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.