Finding the Fourth Proportional to 71,598.56, 107,356.68 and 29,507.70
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Solution
The fourth proportional to 71,598.56, 107,356.68 and 29,507.70 is: 44,244.59
Step by Step Solution
- Step 1: Write the proportion equation
71,598.56 : 107,356.68 = 29,507.70 : x - Step 2: Convert to fraction form
71,598.56/107,356.68 = 29,507.70/x - Step 3: Cross multiply
71,598.56x = 107,356.68 × 29,507.70 - Step 4: Simplify right side
71,598.56x = 3,167,848,706.44 - Step 5: Solve for x
x = 3,167,848,706.44/71,598.56 - Step 6: Final answer
x = 44,244.59
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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.