Finding the Fourth Proportional to 86,704.59, 130,056.90 and 24,375.09
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Solution
The fourth proportional to 86,704.59, 130,056.90 and 24,375.09 is: 36,562.64
Step by Step Solution
- Step 1: Write the proportion equation
86,704.59 : 130,056.90 = 24,375.09 : x - Step 2: Convert to fraction form
86,704.59/130,056.90 = 24,375.09/x - Step 3: Cross multiply
86,704.59x = 130,056.90 × 24,375.09 - Step 4: Simplify right side
86,704.59x = 3,170,149,038.93 - Step 5: Solve for x
x = 3,170,149,038.93/86,704.59 - Step 6: Final answer
x = 36,562.64
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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.