Finding the Fourth Proportional to 269,670.24, 372,144.65 and 148,811.49
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Solution
The fourth proportional to 269,670.24, 372,144.65 and 148,811.49 is: 205,359.70
Step by Step Solution
- Step 1: Write the proportion equation
269,670.24 : 372,144.65 = 148,811.49 : x - Step 2: Convert to fraction form
269,670.24/372,144.65 = 148,811.49/x - Step 3: Cross multiply
269,670.24x = 372,144.65 × 148,811.49 - Step 4: Simplify right side
269,670.24x = 55,379,399,117.97 - Step 5: Solve for x
x = 55,379,399,117.97/269,670.24 - Step 6: Final answer
x = 205,359.70
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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.