Finding the Fourth Proportional to 186,764.66, 257,747.41 and 106,199.68
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Solution
The fourth proportional to 186,764.66, 257,747.41 and 106,199.68 is: 146,562.48
Step by Step Solution
- Step 1: Write the proportion equation
186,764.66 : 257,747.41 = 106,199.68 : x - Step 2: Convert to fraction form
186,764.66/257,747.41 = 106,199.68/x - Step 3: Cross multiply
186,764.66x = 257,747.41 × 106,199.68 - Step 4: Simplify right side
186,764.66x = 27,372,692,197.33 - Step 5: Solve for x
x = 27,372,692,197.33/186,764.66 - Step 6: Final answer
x = 146,562.48
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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.