Finding the Fourth Proportional to 239,635.32, 330,715.08 and 132,226.08
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Solution
The fourth proportional to 239,635.32, 330,715.08 and 132,226.08 is: 182,482.11
Step by Step Solution
- Step 1: Write the proportion equation
239,635.32 : 330,715.08 = 132,226.08 : x - Step 2: Convert to fraction form
239,635.32/330,715.08 = 132,226.08/x - Step 3: Cross multiply
239,635.32x = 330,715.08 × 132,226.08 - Step 4: Simplify right side
239,635.32x = 43,729,158,625.29 - Step 5: Solve for x
x = 43,729,158,625.29/239,635.32 - Step 6: Final answer
x = 182,482.11
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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.