Finding the Fourth Proportional to 126,544.24, 189,849.36 and 37,797.76
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Solution
The fourth proportional to 126,544.24, 189,849.36 and 37,797.76 is: 56,706.50
Step by Step Solution
- Step 1: Write the proportion equation
126,544.24 : 189,849.36 = 37,797.76 : x - Step 2: Convert to fraction form
126,544.24/189,849.36 = 37,797.76/x - Step 3: Cross multiply
126,544.24x = 189,849.36 × 37,797.76 - Step 4: Simplify right side
126,544.24x = 7,175,880,545.43 - Step 5: Solve for x
x = 7,175,880,545.43/126,544.24 - Step 6: Final answer
x = 56,706.50
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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.