Finding the Fourth Proportional to 121,518.62, 182,283.39 and 37,272.65
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Solution
The fourth proportional to 121,518.62, 182,283.39 and 37,272.65 is: 55,910.64
Step by Step Solution
- Step 1: Write the proportion equation
121,518.62 : 182,283.39 = 37,272.65 : x - Step 2: Convert to fraction form
121,518.62/182,283.39 = 37,272.65/x - Step 3: Cross multiply
121,518.62x = 182,283.39 × 37,272.65 - Step 4: Simplify right side
121,518.62x = 6,794,184,084.87 - Step 5: Solve for x
x = 6,794,184,084.87/121,518.62 - Step 6: Final answer
x = 55,910.64
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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.