Finding the Fourth Proportional to 269,958.86, 372,536.09 and 149,097.54
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Solution
The fourth proportional to 269,958.86, 372,536.09 and 149,097.54 is: 205,750.66
Step by Step Solution
- Step 1: Write the proportion equation
269,958.86 : 372,536.09 = 149,097.54 : x - Step 2: Convert to fraction form
269,958.86/372,536.09 = 149,097.54/x - Step 3: Cross multiply
269,958.86x = 372,536.09 × 149,097.54 - Step 4: Simplify right side
269,958.86x = 55,544,214,580.22 - Step 5: Solve for x
x = 55,544,214,580.22/269,958.86 - Step 6: Final answer
x = 205,750.66
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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.