Finding the Fourth Proportional to 239,327.84, 330,257.58 and 131,891.87
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Solution
The fourth proportional to 239,327.84, 330,257.58 and 131,891.87 is: 182,002.60
Step by Step Solution
- Step 1: Write the proportion equation
239,327.84 : 330,257.58 = 131,891.87 : x - Step 2: Convert to fraction form
239,327.84/330,257.58 = 131,891.87/x - Step 3: Cross multiply
239,327.84x = 330,257.58 × 131,891.87 - Step 4: Simplify right side
239,327.84x = 43,558,289,807.87 - Step 5: Solve for x
x = 43,558,289,807.87/239,327.84 - Step 6: Final answer
x = 182,002.60
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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.