Finding the Fourth Proportional to 269,644.24, 372,108.76 and 148,785.49
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Solution
The fourth proportional to 269,644.24, 372,108.76 and 148,785.49 is: 205,323.82
Step by Step Solution
- Step 1: Write the proportion equation
269,644.24 : 372,108.76 = 148,785.49 : x - Step 2: Convert to fraction form
269,644.24/372,108.76 = 148,785.49/x - Step 3: Cross multiply
269,644.24x = 372,108.76 × 148,785.49 - Step 4: Simplify right side
269,644.24x = 55,364,384,189.89 - Step 5: Solve for x
x = 55,364,384,189.89/269,644.24 - Step 6: Final answer
x = 205,323.82
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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.