Finding the Fourth Proportional to 164,682.14, 246,832.55 and 75,749.00
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Solution
The fourth proportional to 164,682.14, 246,832.55 and 75,749.00 is: 113,535.80
Step by Step Solution
- Step 1: Write the proportion equation
164,682.14 : 246,832.55 = 75,749.00 : x - Step 2: Convert to fraction form
164,682.14/246,832.55 = 75,749.00/x - Step 3: Cross multiply
164,682.14x = 246,832.55 × 75,749.00 - Step 4: Simplify right side
164,682.14x = 18,697,318,710.78 - Step 5: Solve for x
x = 18,697,318,710.78/164,682.14 - Step 6: Final answer
x = 113,535.80
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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.