Finding the Fourth Proportional to 146,118.22, 218,983.58 and 75,037.99
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Solution
The fourth proportional to 146,118.22, 218,983.58 and 75,037.99 is: 112,457.48
Step by Step Solution
- Step 1: Write the proportion equation
146,118.22 : 218,983.58 = 75,037.99 : x - Step 2: Convert to fraction form
146,118.22/218,983.58 = 75,037.99/x - Step 3: Cross multiply
146,118.22x = 218,983.58 × 75,037.99 - Step 4: Simplify right side
146,118.22x = 16,432,086,763.56 - Step 5: Solve for x
x = 16,432,086,763.56/146,118.22 - Step 6: Final answer
x = 112,457.48
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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.