Finding the Fourth Proportional to 75,364.47, 104,004.36 and 41,376.18
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Solution
The fourth proportional to 75,364.47, 104,004.36 and 41,376.18 is: 57,099.89
Step by Step Solution
- Step 1: Write the proportion equation
75,364.47 : 104,004.36 = 41,376.18 : x - Step 2: Convert to fraction form
75,364.47/104,004.36 = 41,376.18/x - Step 3: Cross multiply
75,364.47x = 104,004.36 × 41,376.18 - Step 4: Simplify right side
75,364.47x = 4,303,303,120.14 - Step 5: Solve for x
x = 4,303,303,120.14/75,364.47 - Step 6: Final answer
x = 57,099.89
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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.