Finding the Fourth Proportional to 186,583.28, 257,490.99 and 106,006.01
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Solution
The fourth proportional to 186,583.28, 257,490.99 and 106,006.01 is: 146,291.74
Step by Step Solution
- Step 1: Write the proportion equation
186,583.28 : 257,490.99 = 106,006.01 : x - Step 2: Convert to fraction form
186,583.28/257,490.99 = 106,006.01/x - Step 3: Cross multiply
186,583.28x = 257,490.99 × 106,006.01 - Step 4: Simplify right side
186,583.28x = 27,295,591,173.40 - Step 5: Solve for x
x = 27,295,591,173.40/186,583.28 - Step 6: Final answer
x = 146,291.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.