Finding the Fourth Proportional to 233,134.20, 349,701.30 and 75,475.80
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Solution
The fourth proportional to 233,134.20, 349,701.30 and 75,475.80 is: 113,213.70
Step by Step Solution
- Step 1: Write the proportion equation
233,134.20 : 349,701.30 = 75,475.80 : x - Step 2: Convert to fraction form
233,134.20/349,701.30 = 75,475.80/x - Step 3: Cross multiply
233,134.20x = 349,701.30 × 75,475.80 - Step 4: Simplify right side
233,134.20x = 26,393,985,378.54 - Step 5: Solve for x
x = 26,393,985,378.54/233,134.20 - Step 6: Final answer
x = 113,213.70
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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.