Finding the Fourth Proportional to 186,593.54, 257,489.36 and 106,009.88
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Solution
The fourth proportional to 186,593.54, 257,489.36 and 106,009.88 is: 146,288.11
Step by Step Solution
- Step 1: Write the proportion equation
186,593.54 : 257,489.36 = 106,009.88 : x - Step 2: Convert to fraction form
186,593.54/257,489.36 = 106,009.88/x - Step 3: Cross multiply
186,593.54x = 257,489.36 × 106,009.88 - Step 4: Simplify right side
186,593.54x = 27,296,415,331.22 - Step 5: Solve for x
x = 27,296,415,331.22/186,593.54 - Step 6: Final answer
x = 146,288.11
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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.