Finding the Fourth Proportional to 193,963.96, 290,946.30 and 53,722.96
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Solution
The fourth proportional to 193,963.96, 290,946.30 and 53,722.96 is: 80,584.54
Step by Step Solution
- Step 1: Write the proportion equation
193,963.96 : 290,946.30 = 53,722.96 : x - Step 2: Convert to fraction form
193,963.96/290,946.30 = 53,722.96/x - Step 3: Cross multiply
193,963.96x = 290,946.30 × 53,722.96 - Step 4: Simplify right side
193,963.96x = 15,630,496,437.05 - Step 5: Solve for x
x = 15,630,496,437.05/193,963.96 - Step 6: Final answer
x = 80,584.54
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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.