Finding the Fourth Proportional to 158,469.24, 218,561.58 and 134,674.68
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Solution
The fourth proportional to 158,469.24, 218,561.58 and 134,674.68 is: 185,744.00
Step by Step Solution
- Step 1: Write the proportion equation
158,469.24 : 218,561.58 = 134,674.68 : x - Step 2: Convert to fraction form
158,469.24/218,561.58 = 134,674.68/x - Step 3: Cross multiply
158,469.24x = 218,561.58 × 134,674.68 - Step 4: Simplify right side
158,469.24x = 29,434,710,846.79 - Step 5: Solve for x
x = 29,434,710,846.79/158,469.24 - Step 6: Final answer
x = 185,744.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.