Finding the Fourth Proportional to 186,660.02, 279,963.84 and 53,551.64
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Solution
The fourth proportional to 186,660.02, 279,963.84 and 53,551.64 is: 80,319.95
Step by Step Solution
- Step 1: Write the proportion equation
186,660.02 : 279,963.84 = 53,551.64 : x - Step 2: Convert to fraction form
186,660.02/279,963.84 = 53,551.64/x - Step 3: Cross multiply
186,660.02x = 279,963.84 × 53,551.64 - Step 4: Simplify right side
186,660.02x = 14,992,522,772.70 - Step 5: Solve for x
x = 14,992,522,772.70/186,660.02 - Step 6: Final answer
x = 80,319.95
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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.