Finding the Fourth Proportional to 186,285.76, 279,445.28 and 53,163.52
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Solution
The fourth proportional to 186,285.76, 279,445.28 and 53,163.52 is: 79,750.03
Step by Step Solution
- Step 1: Write the proportion equation
186,285.76 : 279,445.28 = 53,163.52 : x - Step 2: Convert to fraction form
186,285.76/279,445.28 = 53,163.52/x - Step 3: Cross multiply
186,285.76x = 279,445.28 × 53,163.52 - Step 4: Simplify right side
186,285.76x = 14,856,294,732.19 - Step 5: Solve for x
x = 14,856,294,732.19/186,285.76 - Step 6: Final answer
x = 79,750.03
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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.