Finding the Fourth Proportional to 94,202.57, 141,250.62 and 31,005.65
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Solution
The fourth proportional to 94,202.57, 141,250.62 and 31,005.65 is: 46,490.95
Step by Step Solution
- Step 1: Write the proportion equation
94,202.57 : 141,250.62 = 31,005.65 : x - Step 2: Convert to fraction form
94,202.57/141,250.62 = 31,005.65/x - Step 3: Cross multiply
94,202.57x = 141,250.62 × 31,005.65 - Step 4: Simplify right side
94,202.57x = 4,379,567,286.00 - Step 5: Solve for x
x = 4,379,567,286.00/94,202.57 - Step 6: Final answer
x = 46,490.95
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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.