Finding the Fourth Proportional to 255,537.70, 383,452.35 and 97,879.30
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Solution
The fourth proportional to 255,537.70, 383,452.35 and 97,879.30 is: 146,874.80
Step by Step Solution
- Step 1: Write the proportion equation
255,537.70 : 383,452.35 = 97,879.30 : x - Step 2: Convert to fraction form
255,537.70/383,452.35 = 97,879.30/x - Step 3: Cross multiply
255,537.70x = 383,452.35 × 97,879.30 - Step 4: Simplify right side
255,537.70x = 37,532,047,601.36 - Step 5: Solve for x
x = 37,532,047,601.36/255,537.70 - Step 6: Final answer
x = 146,874.80
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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.