Finding the Fourth Proportional to 154,470.60, 231,317.10 and 101,593.80
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Solution
The fourth proportional to 154,470.60, 231,317.10 and 101,593.80 is: 152,134.99
Step by Step Solution
- Step 1: Write the proportion equation
154,470.60 : 231,317.10 = 101,593.80 : x - Step 2: Convert to fraction form
154,470.60/231,317.10 = 101,593.80/x - Step 3: Cross multiply
154,470.60x = 231,317.10 × 101,593.80 - Step 4: Simplify right side
154,470.60x = 23,500,383,193.98 - Step 5: Solve for x
x = 23,500,383,193.98/154,470.60 - Step 6: Final answer
x = 152,134.99
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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.