Finding the Fourth Proportional to 186,660.59, 279,911.91 and 102,396.70
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Solution
The fourth proportional to 186,660.59, 279,911.91 and 102,396.70 is: 153,551.72
Step by Step Solution
- Step 1: Write the proportion equation
186,660.59 : 279,911.91 = 102,396.70 : x - Step 2: Convert to fraction form
186,660.59/279,911.91 = 102,396.70/x - Step 3: Cross multiply
186,660.59x = 279,911.91 × 102,396.70 - Step 4: Simplify right side
186,660.59x = 28,662,054,475.14 - Step 5: Solve for x
x = 28,662,054,475.14/186,660.59 - Step 6: Final answer
x = 153,551.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.