Finding the Fourth Proportional to 239,173.98, 358,096.59 and 120,485.46
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Solution
The fourth proportional to 239,173.98, 358,096.59 and 120,485.46 is: 180,393.50
Step by Step Solution
- Step 1: Write the proportion equation
239,173.98 : 358,096.59 = 120,485.46 : x - Step 2: Convert to fraction form
239,173.98/358,096.59 = 120,485.46/x - Step 3: Cross multiply
239,173.98x = 358,096.59 × 120,485.46 - Step 4: Simplify right side
239,173.98x = 43,145,432,370.58 - Step 5: Solve for x
x = 43,145,432,370.58/239,173.98 - Step 6: Final answer
x = 180,393.50
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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.