Finding the Fourth Proportional to 176,568.26, 243,669.26 and 107,661.76
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Solution
The fourth proportional to 176,568.26, 243,669.26 and 107,661.76 is: 148,576.32
Step by Step Solution
- Step 1: Write the proportion equation
176,568.26 : 243,669.26 = 107,661.76 : x - Step 2: Convert to fraction form
176,568.26/243,669.26 = 107,661.76/x - Step 3: Cross multiply
176,568.26x = 243,669.26 × 107,661.76 - Step 4: Simplify right side
176,568.26x = 26,233,861,049.48 - Step 5: Solve for x
x = 26,233,861,049.48/176,568.26 - Step 6: Final answer
x = 148,576.32
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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.