Finding the Fourth Proportional to 186,124.56, 279,024.84 and 119,583.60
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Solution
The fourth proportional to 186,124.56, 279,024.84 and 119,583.60 is: 179,271.32
Step by Step Solution
- Step 1: Write the proportion equation
186,124.56 : 279,024.84 = 119,583.60 : x - Step 2: Convert to fraction form
186,124.56/279,024.84 = 119,583.60/x - Step 3: Cross multiply
186,124.56x = 279,024.84 × 119,583.60 - Step 4: Simplify right side
186,124.56x = 33,366,794,856.62 - Step 5: Solve for x
x = 33,366,794,856.62/186,124.56 - Step 6: Final answer
x = 179,271.32
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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.