Finding the Fourth Proportional to 269,986.24, 372,579.24 and 149,135.32
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Solution
The fourth proportional to 269,986.24, 372,579.24 and 149,135.32 is: 205,805.76
Step by Step Solution
- Step 1: Write the proportion equation
269,986.24 : 372,579.24 = 149,135.32 : x - Step 2: Convert to fraction form
269,986.24/372,579.24 = 149,135.32/x - Step 3: Cross multiply
269,986.24x = 372,579.24 × 149,135.32 - Step 4: Simplify right side
269,986.24x = 55,564,724,182.76 - Step 5: Solve for x
x = 55,564,724,182.76/269,986.24 - Step 6: Final answer
x = 205,805.76
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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.