Finding the Fourth Proportional to 75,557.42, 104,269.46 and 41,569.39
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Solution
The fourth proportional to 75,557.42, 104,269.46 and 41,569.39 is: 57,365.88
Step by Step Solution
- Step 1: Write the proportion equation
75,557.42 : 104,269.46 = 41,569.39 : x - Step 2: Convert to fraction form
75,557.42/104,269.46 = 41,569.39/x - Step 3: Cross multiply
75,557.42x = 104,269.46 × 41,569.39 - Step 4: Simplify right side
75,557.42x = 4,334,417,847.83 - Step 5: Solve for x
x = 4,334,417,847.83/75,557.42 - Step 6: Final answer
x = 57,365.88
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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.