Finding the Fourth Proportional to 122,149.11, 182,952.97 and 93,860.94
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Solution
The fourth proportional to 122,149.11, 182,952.97 and 93,860.94 is: 140,583.40
Step by Step Solution
- Step 1: Write the proportion equation
122,149.11 : 182,952.97 = 93,860.94 : x - Step 2: Convert to fraction form
122,149.11/182,952.97 = 93,860.94/x - Step 3: Cross multiply
122,149.11x = 182,952.97 × 93,860.94 - Step 4: Simplify right side
122,149.11x = 17,172,137,739.99 - Step 5: Solve for x
x = 17,172,137,739.99/122,149.11 - Step 6: Final answer
x = 140,583.40
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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.