Finding the Fourth Proportional to 75,458.56, 104,104.48 and 46,765.12
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Solution
The fourth proportional to 75,458.56, 104,104.48 and 46,765.12 is: 64,518.31
Step by Step Solution
- Step 1: Write the proportion equation
75,458.56 : 104,104.48 = 46,765.12 : x - Step 2: Convert to fraction form
75,458.56/104,104.48 = 46,765.12/x - Step 3: Cross multiply
75,458.56x = 104,104.48 × 46,765.12 - Step 4: Simplify right side
75,458.56x = 4,868,458,499.74 - Step 5: Solve for x
x = 4,868,458,499.74/75,458.56 - Step 6: Final answer
x = 64,518.31
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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.