Finding the Fourth Proportional to 134,153.28, 201,327.36 and 108,171.84
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Solution
The fourth proportional to 134,153.28, 201,327.36 and 108,171.84 is: 162,336.33
Step by Step Solution
- Step 1: Write the proportion equation
134,153.28 : 201,327.36 = 108,171.84 : x - Step 2: Convert to fraction form
134,153.28/201,327.36 = 108,171.84/x - Step 3: Cross multiply
134,153.28x = 201,327.36 × 108,171.84 - Step 4: Simplify right side
134,153.28x = 21,777,950,973.54 - Step 5: Solve for x
x = 21,777,950,973.54/134,153.28 - Step 6: Final answer
x = 162,336.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.