Finding the Fourth Proportional to 208,525.24, 312,820.26 and 68,251.60
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Solution
The fourth proportional to 208,525.24, 312,820.26 and 68,251.60 is: 102,388.00
Step by Step Solution
- Step 1: Write the proportion equation
208,525.24 : 312,820.26 = 68,251.60 : x - Step 2: Convert to fraction form
208,525.24/312,820.26 = 68,251.60/x - Step 3: Cross multiply
208,525.24x = 312,820.26 × 68,251.60 - Step 4: Simplify right side
208,525.24x = 21,350,483,257.42 - Step 5: Solve for x
x = 21,350,483,257.42/208,525.24 - Step 6: Final answer
x = 102,388.00
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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.