Finding the Fourth Proportional to 269,978.93, 372,593.99 and 149,133.41
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Solution
The fourth proportional to 269,978.93, 372,593.99 and 149,133.41 is: 205,816.85
Step by Step Solution
- Step 1: Write the proportion equation
269,978.93 : 372,593.99 = 149,133.41 : x - Step 2: Convert to fraction form
269,978.93/372,593.99 = 149,133.41/x - Step 3: Cross multiply
269,978.93x = 372,593.99 × 149,133.41 - Step 4: Simplify right side
269,978.93x = 55,566,212,274.21 - Step 5: Solve for x
x = 55,566,212,274.21/269,978.93 - Step 6: Final answer
x = 205,816.85
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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.