Finding the Fourth Proportional to 122,265.87, 183,425.19 and 38,024.38
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Solution
The fourth proportional to 122,265.87, 183,425.19 and 38,024.38 is: 57,044.78
Step by Step Solution
- Step 1: Write the proportion equation
122,265.87 : 183,425.19 = 38,024.38 : x - Step 2: Convert to fraction form
122,265.87/183,425.19 = 38,024.38/x - Step 3: Cross multiply
122,265.87x = 183,425.19 × 38,024.38 - Step 4: Simplify right side
122,265.87x = 6,974,629,126.13 - Step 5: Solve for x
x = 6,974,629,126.13/122,265.87 - Step 6: Final answer
x = 57,044.78
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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.