Finding the Fourth Proportional to 86,559.75, 119,452.49 and 46,815.75
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Solution
The fourth proportional to 86,559.75, 119,452.49 and 46,815.75 is: 64,605.75
Step by Step Solution
- Step 1: Write the proportion equation
86,559.75 : 119,452.49 = 46,815.75 : x - Step 2: Convert to fraction form
86,559.75/119,452.49 = 46,815.75/x - Step 3: Cross multiply
86,559.75x = 119,452.49 × 46,815.75 - Step 4: Simplify right side
86,559.75x = 5,592,257,908.72 - Step 5: Solve for x
x = 5,592,257,908.72/86,559.75 - Step 6: Final answer
x = 64,605.75
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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.