Finding the Fourth Proportional to 243,529.72, 365,122.86 and 93,644.08
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Solution
The fourth proportional to 243,529.72, 365,122.86 and 93,644.08 is: 140,400.09
Step by Step Solution
- Step 1: Write the proportion equation
243,529.72 : 365,122.86 = 93,644.08 : x - Step 2: Convert to fraction form
243,529.72/365,122.86 = 93,644.08/x - Step 3: Cross multiply
243,529.72x = 365,122.86 × 93,644.08 - Step 4: Simplify right side
243,529.72x = 34,191,594,311.67 - Step 5: Solve for x
x = 34,191,594,311.67/243,529.72 - Step 6: Final answer
x = 140,400.09
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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.