Finding the Fourth Proportional to 239,848.56, 359,704.80 and 71,362.08
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Solution
The fourth proportional to 239,848.56, 359,704.80 and 71,362.08 is: 107,022.88
Step by Step Solution
- Step 1: Write the proportion equation
239,848.56 : 359,704.80 = 71,362.08 : x - Step 2: Convert to fraction form
239,848.56/359,704.80 = 71,362.08/x - Step 3: Cross multiply
239,848.56x = 359,704.80 × 71,362.08 - Step 4: Simplify right side
239,848.56x = 25,669,282,713.98 - Step 5: Solve for x
x = 25,669,282,713.98/239,848.56 - Step 6: Final answer
x = 107,022.88
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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.