Finding the Fourth Proportional to 255,680.38, 383,575.93 and 97,908.84
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Solution
The fourth proportional to 255,680.38, 383,575.93 and 97,908.84 is: 146,884.45
Step by Step Solution
- Step 1: Write the proportion equation
255,680.38 : 383,575.93 = 97,908.84 : x - Step 2: Convert to fraction form
255,680.38/383,575.93 = 97,908.84/x - Step 3: Cross multiply
255,680.38x = 383,575.93 × 97,908.84 - Step 4: Simplify right side
255,680.38x = 37,555,471,950.80 - Step 5: Solve for x
x = 37,555,471,950.80/255,680.38 - Step 6: Final answer
x = 146,884.45
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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.