Finding the Fourth Proportional to 68,525.24, 102,794.70 and 18,606.14
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Solution
The fourth proportional to 68,525.24, 102,794.70 and 18,606.14 is: 27,911.07
Step by Step Solution
- Step 1: Write the proportion equation
68,525.24 : 102,794.70 = 18,606.14 : x - Step 2: Convert to fraction form
68,525.24/102,794.70 = 18,606.14/x - Step 3: Cross multiply
68,525.24x = 102,794.70 × 18,606.14 - Step 4: Simplify right side
68,525.24x = 1,912,612,579.46 - Step 5: Solve for x
x = 1,912,612,579.46/68,525.24 - Step 6: Final answer
x = 27,911.07
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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.