Finding the Fourth Proportional to 239,655.76, 330,724.02 and 132,232.48
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Solution
The fourth proportional to 239,655.76, 330,724.02 and 132,232.48 is: 182,480.31
Step by Step Solution
- Step 1: Write the proportion equation
239,655.76 : 330,724.02 = 132,232.48 : x - Step 2: Convert to fraction form
239,655.76/330,724.02 = 132,232.48/x - Step 3: Cross multiply
239,655.76x = 330,724.02 × 132,232.48 - Step 4: Simplify right side
239,655.76x = 43,732,457,360.17 - Step 5: Solve for x
x = 43,732,457,360.17/239,655.76 - Step 6: Final answer
x = 182,480.31
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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.