Finding the Fourth Proportional to 149,021.24, 223,526.18 and 49,178.48
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Solution
The fourth proportional to 149,021.24, 223,526.18 and 49,178.48 is: 73,765.84
Step by Step Solution
- Step 1: Write the proportion equation
149,021.24 : 223,526.18 = 49,178.48 : x - Step 2: Convert to fraction form
149,021.24/223,526.18 = 49,178.48/x - Step 3: Cross multiply
149,021.24x = 223,526.18 × 49,178.48 - Step 4: Simplify right side
149,021.24x = 10,992,676,777.92 - Step 5: Solve for x
x = 10,992,676,777.92/149,021.24 - Step 6: Final answer
x = 73,765.84
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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.