Finding the Fourth Proportional to 76,107.84, 114,194.43 and 29,393.52
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Solution
The fourth proportional to 76,107.84, 114,194.43 and 29,393.52 is: 44,102.90
Step by Step Solution
- Step 1: Write the proportion equation
76,107.84 : 114,194.43 = 29,393.52 : x - Step 2: Convert to fraction form
76,107.84/114,194.43 = 29,393.52/x - Step 3: Cross multiply
76,107.84x = 114,194.43 × 29,393.52 - Step 4: Simplify right side
76,107.84x = 3,356,576,262.09 - Step 5: Solve for x
x = 3,356,576,262.09/76,107.84 - Step 6: Final answer
x = 44,102.90
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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.