Finding the Fourth Proportional to 71,506.08, 107,253.72 and 29,374.68
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Solution
The fourth proportional to 71,506.08, 107,253.72 and 29,374.68 is: 44,059.80
Step by Step Solution
- Step 1: Write the proportion equation
71,506.08 : 107,253.72 = 29,374.68 : x - Step 2: Convert to fraction form
71,506.08/107,253.72 = 29,374.68/x - Step 3: Cross multiply
71,506.08x = 107,253.72 × 29,374.68 - Step 4: Simplify right side
71,506.08x = 3,150,543,703.81 - Step 5: Solve for x
x = 3,150,543,703.81/71,506.08 - Step 6: Final answer
x = 44,059.80
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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.