Finding the Fourth Proportional to 115,252.29, 172,759.86 and 44,155.62
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Solution
The fourth proportional to 115,252.29, 172,759.86 and 44,155.62 is: 66,188.00
Step by Step Solution
- Step 1: Write the proportion equation
115,252.29 : 172,759.86 = 44,155.62 : x - Step 2: Convert to fraction form
115,252.29/172,759.86 = 44,155.62/x - Step 3: Cross multiply
115,252.29x = 172,759.86 × 44,155.62 - Step 4: Simplify right side
115,252.29x = 7,628,318,729.41 - Step 5: Solve for x
x = 7,628,318,729.41/115,252.29 - Step 6: Final answer
x = 66,188.00
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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.