Finding the Fourth Proportional to 131,715.93, 197,515.58 and 94,624.41
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Solution
The fourth proportional to 131,715.93, 197,515.58 and 94,624.41 is: 141,894.72
Step by Step Solution
- Step 1: Write the proportion equation
131,715.93 : 197,515.58 = 94,624.41 : x - Step 2: Convert to fraction form
131,715.93/197,515.58 = 94,624.41/x - Step 3: Cross multiply
131,715.93x = 197,515.58 × 94,624.41 - Step 4: Simplify right side
131,715.93x = 18,689,794,750.19 - Step 5: Solve for x
x = 18,689,794,750.19/131,715.93 - Step 6: Final answer
x = 141,894.72
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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.