Finding the Fourth Proportional to 150,560.13, 225,768.71 and 87,399.63
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Solution
The fourth proportional to 150,560.13, 225,768.71 and 87,399.63 is: 131,057.95
Step by Step Solution
- Step 1: Write the proportion equation
150,560.13 : 225,768.71 = 87,399.63 : x - Step 2: Convert to fraction form
150,560.13/225,768.71 = 87,399.63/x - Step 3: Cross multiply
150,560.13x = 225,768.71 × 87,399.63 - Step 4: Simplify right side
150,560.13x = 19,732,101,282.58 - Step 5: Solve for x
x = 19,732,101,282.58/150,560.13 - Step 6: Final answer
x = 131,057.95
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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.