Finding the Fourth Proportional to 150,472.84, 225,643.65 and 56,912.98
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Solution
The fourth proportional to 150,472.84, 225,643.65 and 56,912.98 is: 85,344.66
Step by Step Solution
- Step 1: Write the proportion equation
150,472.84 : 225,643.65 = 56,912.98 : x - Step 2: Convert to fraction form
150,472.84/225,643.65 = 56,912.98/x - Step 3: Cross multiply
150,472.84x = 225,643.65 × 56,912.98 - Step 4: Simplify right side
150,472.84x = 12,842,053,059.14 - Step 5: Solve for x
x = 12,842,053,059.14/150,472.84 - Step 6: Final answer
x = 85,344.66
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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.