Finding the Fourth Proportional to 102,116.12, 153,181.46 and 27,235.84
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Solution
The fourth proportional to 102,116.12, 153,181.46 and 27,235.84 is: 40,855.70
Step by Step Solution
- Step 1: Write the proportion equation
102,116.12 : 153,181.46 = 27,235.84 : x - Step 2: Convert to fraction form
102,116.12/153,181.46 = 27,235.84/x - Step 3: Cross multiply
102,116.12x = 153,181.46 × 27,235.84 - Step 4: Simplify right side
102,116.12x = 4,172,025,735.53 - Step 5: Solve for x
x = 4,172,025,735.53/102,116.12 - Step 6: Final answer
x = 40,855.70
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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.