Finding the Fourth Proportional to 186,585.44, 257,487.97 and 106,013.06
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Solution
The fourth proportional to 186,585.44, 257,487.97 and 106,013.06 is: 146,298.06
Step by Step Solution
- Step 1: Write the proportion equation
186,585.44 : 257,487.97 = 106,013.06 : x - Step 2: Convert to fraction form
186,585.44/257,487.97 = 106,013.06/x - Step 3: Cross multiply
186,585.44x = 257,487.97 × 106,013.06 - Step 4: Simplify right side
186,585.44x = 27,297,087,991.58 - Step 5: Solve for x
x = 27,297,087,991.58/186,585.44 - Step 6: Final answer
x = 146,298.06
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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.