Finding the Fourth Proportional to 76,235.87, 114,348.32 and 23,643.99
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Solution
The fourth proportional to 76,235.87, 114,348.32 and 23,643.99 is: 35,464.28
Step by Step Solution
- Step 1: Write the proportion equation
76,235.87 : 114,348.32 = 23,643.99 : x - Step 2: Convert to fraction form
76,235.87/114,348.32 = 23,643.99/x - Step 3: Cross multiply
76,235.87x = 114,348.32 × 23,643.99 - Step 4: Simplify right side
76,235.87x = 2,703,650,416.38 - Step 5: Solve for x
x = 2,703,650,416.38/76,235.87 - Step 6: Final answer
x = 35,464.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.